Star Trek: Deep Space Nine Episode Guide

Episode Guide

Star Trek: Deep Space Nine: Season 7 (1998 - 1999)

• Season 7 Episode 26: What You Leave Behind : Part Two

  In the last-ever episode of the sci-fi drama, the final battle is fought against the evil forces of the Dominion, and Captain Sisko fulfils his destiny on Bajor when Dukat and religious leader Kai Winn free the Pah-wraiths. Avery Brooks stars

• Season 7 Episode 25: What You Leave Behind : Part One

  First in the two-part final episode of the long-running series. Sisko launches a concerted attack against the Dominion, while Gul Dukat and Kai Winn prepare to release the Pah-wraiths, and Kira leads a guerrilla assault on Cardassia. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 24: The Dogs of War

  A betrayed Kira finds herself trapped in a Cardassian cellar, Sisko gets a replacement for the Defiant, and Quark receives exciting news from the Nagus. Spin-off sci-fi adventure, starring Avery Brooks and Armin Shimerman

• Season 7 Episode 23: Extreme Measures

  Bashir and O'Brien lure Sloan back to the station in a bid to discover the cure for Odo's degenerative disease, but the shady agent has one more trick up his sleeve. Avery Brooks, Alexander Siddig and Colm Meaney star

• Season 7 Episode 22: Tacking into the Wind

  Bashir and O'Brien play a dangerous game with maverick covert group Section 31 in a bid to get their hands on a cure for Odo's disease, and Kira's guerrilla tactics meet with resistance from Cardassian rebels. Meanwhile, tensions run high in the Klingon hierarchy as Worf is forced to take extreme measures. Alexander Siddig stars

• Season 7 Episode 21: When It Rains

  Kira is ordered to assist an enemy urgently in need of help, while Dr Bashir is denied the aid he requires and Dukat faces failure on Bajor. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 20: The Changing Face of Evil

  The Federation comes under attack from all sides as the Breen target their headquarters in San Francisco, while Kai Winn and Gul Dukat attempt to release the Pah-wraiths on Bajor. Elsewhere, Damar secretly plans to free Cardassia from Dominion rule. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 19: Strange Bedfellows

  Kai Winn experiences a crisis of faith, and as the Cardassians unveil a new alliance, Worf and Dax face certain death. Louise Fletcher and Michael Dorn star

• Season 7 Episode 18: Til Death Do Us Part

  Kai Winn experiences a vision which drives her to seek aid from a disguised Dukat, and Captain Sisko's relationship with Kasidy is jeopardised. Sci-fi adventure, starring Louise Fletcher and Avery Brooks

• Season 7 Episode 17: Penumbra

  Dax defies Sisko's decision concerning Worf, but the captain is distracted as he realises his destiny is growing ever more confusing. Avery Brooks and Nicole de Boer star

• Season 7 Episode 16: Inter Arma Enim Silent Leges

  Dr Bashir accepts a dangerous assignment while visiting Romulus and finds himself caught in the middle of a manipulative and murderous plot. Sci-fi adventure, starring Alexander Siddig and Avery Brooks

• Season 7 Episode 15: Badda-Bing, Badda-Bang

  The holosuite malfunctions, trapping DS9's senior staff in a Las Vegas crime caper, where they must save one of the characters from seemingly certain death. Sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• Season 7 Episode 14: Chimera

  A Changeling with an aversion to humanoids forces Odo to reassess his life - sowing seeds of distrust on the station. Spin-off sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• Season 7 Episode 13: Field of Fire

  A lieutenant is found murdered in his quarters, revealing a possible connection to a disturbing dream experienced by Ezri in which she encountered one of Dax's previous hosts. Sci-fi drama, starring Nicole de Boer and Avery Brooks

• Season 7 Episode 12: The Emperor's New Cloak

  On a rescue mission, Quark and Rom enter a quirky alternative universe, where familiar faces behave strangely, but the Ferengi have an encounter that could prove to be deadly. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 11: Prodigal Daughter

  Ezri's homecoming is marred by the discovery that her brothers are troubled by sinister events affecting the family business. Sci-fi drama, starring Nicole de Boer and Colm Meaney

• Season 7 Episode 10: It's Only a Paper Moon

  A battle-injured Nog seeks refuge in the holosuite, hoping the virtual world of Bashir's 1962 Las Vegas lounge will provide the comfort he needs. Aron Eisenberg and Avery Brooks star

• Season 7 Episode 9: Covenant

  Kira is horrified to discover that her old enemy Dukat has become involved in a Bajoran religious cult on DS9's sister station. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 8: The Siege of AR-558

  Sisko takes command of a bedraggled squadron of Starfleet troops occupying a distant Dominion communications post. The situation could put the Federation one step ahead of their deadly enemy - if they could only figure out how to operate the unfamiliar technology. Sci-fi adventure, starring Avery Brooks, Nana Visitor and Louise Fletcher

• Season 7 Episode 7: Once More Unto the Breach

  Legendary Klingon hero Kor asks Worf for help in undertaking one last mission - but it gradually becomes clear the veteran is dangerously past his prime. Michael Dorn, Rene Auberjonois and John Colicos star

• Season 7 Episode 6: Treachery, Faith and the Great River

  Odo risks his own neck to protect an unexpected defector, while Nog helps O'Brien with an enterprising plan. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 5: Chrysalis

  Dr Bashir helps a hyper-intelligent outcast recover from a trance-like state, with traumatic consequences. Sci-fi adventure, starring Avery Brooks

• Season 7 Episode 4: Take Me Out to the Holosuite

  Captain Sisko and the crew compete in a baseball challenge against a team fielded by Vulcan Captain Solok. Avery Brooks and Rene Auberjonois star

• Season 7 Episode 3: Afterimage

  Despite being a stranger among former friends, the new Dax host Ezri faces the challenge of soothing Garak's troubles. Spin-off sci-fi adventure, starring Nicole de Boer and Andrew J Robinson

• Season 7 Episode 2: Shadows and Symbols

  Part three of three. As Sisko's quest for the Orb of the Emissary is halted by a false vision, Kira challenges a superior Romulan force. Meanwhile, Worf's mournful final mission on behalf of his beloved Jadzia is in danger of failing

• Season 7 Episode 1: Image in the Sand

  Part two of three. As the galactic war continues, Captain Sisko encounters a figure from the past who could well determine his future on the Federation space station

Star Trek: Deep Space Nine: Season 6 (1997 - 1998)

• Season 6 Episode 26: Tears of the Prophet

  The Prophets warn Sisko against leading an invasion fleet to Cardassia, forcing him to choose between his loyalty to the Federation and his mystic link with Bajor's spiritual leaders - but as he wrestles with the dilemma, the dastardly Gul Dukat triggers a crisis. Avery Brooks, Rene Auberjonois and Cirroc Lofton star

• Season 6 Episode 25: The Sound of Her Voice

  The crew races to save a Starfleet captain stranded alone on an oxygen-starved planet - but the excess of carbon dioxide in the atmosphere makes the rescue attempt dangerous for all concerned. Sci-fi adventure, starring Avery Brooks

• Season 6 Episode 24: Time's Orphan

  An accident causes problems for O'Brien when his eight-year-old daughter is transformed into a wild teenager. Sci-fi drama, starring Avery Brooks

• Season 6 Episode 23: Profit and Lace

  A new law allowing Ferengi women to appear clothed in public and conduct business means that Zek loses his rank as Grand Nagus - to be succeeded by the infamous Brunt. Sci-fi drama, starring Avery Brooks

• Season 6 Episode 22: Valiant

  Jake and Nog are attacked by Jem'Hadar soldiers and beamed onto the USS Valiant, a Defiant-class warship crewed by Starfleet cadets whose captain is determined to complete his mission - whatever the cost. Sci-fi drama, starring Cirroc Lofton and Aron Eisenberg

• Season 6 Episode 21: The Reckoning

  A mysterious prophecy predicts a titanic struggle between good and evil aboard the space station which will result in either 1,000 years of peace for Bajor - or the total destruction of Deep Space Nine. Sci-fi drama, starring Avery Brooks and Rene Auberjonois

• Season 6 Episode 20: His Way

  Dr Bashir's hologram nightclub guest singer, Vic Fontaine, turns out to be an expert on personal relationships, and bids to help Odo overcome his inhibitions. Sci-fi drama, starring Rene Auberjonois and Avery Brooks

• Season 6 Episode 19: In the Pale Moonlight

  Sisko tries to trick the Romulans into declaring war against the Dominion, realising that to save the Federation, he must betray several of its core principles

• Season 6 Episode 18: Inquisition

  High-ranking investigating officers infiltrate the station and force Sisko to allow them free reign. Unfortunately, the questioning soon takes a sinister turn as Bashir finds his motivation for taking part in dangerous missions being called into question. Avery Brooks and Alexander Siddig star

• Season 6 Episode 17: Wrongs Darker Than Death or Night

  Kira travels back in time to discover the truth about her mother, only to find herself in a Bajoran refugee camp at the beck and call of a group of lustful Cardassian officers. Nana Visitor stars

• Season 6 Episode 16: Change of Heart

  Worf and Dax embark on a hazardous mission behind enemy lines, and despite the difficulty of the journey, it proves to be almost like a honeymoon for the newlyweds. But danger is just round the corner when Jadzia is critically injured by a Jem'Hadar patrol, leaving her husband facing the almost impossible dilemma of choosing between love and duty. Sci-fi drama, with Michael Dorn and Terry Farrell

• Season 6 Episode 15: Honour Among Thieves

  An undercover operation becomes personal for O'Brien when he befriends a criminal contact. Avery Brooks and Colm Meaney star

• Season 6 Episode 14: One Little Ship

  The Jem'Hadar take over the Defiant, leaving Dax, O'Brien and Bashir to save the day - but it is Sisko who eventually restores order. Sci-fi drama, starring Avery Brooks, Terry Farrell and Colm Meaney

• Season 6 Episode 13: Far Beyond the Stars

  Sisko suffers a series of crippling, life-threatening headaches, sending his mind wandering back to the 20th century, where he imagines he is a sci-fi writer encountering racism in Fifties America. Starring Avery Brooks and Alexander Siddig

• Season 6 Episode 12: Who Mourns for Morn?

  Quark believes he's about to inherit a fortune from Morn - but the estate may not be as healthy as it first appeared. Sci-fi series, starring Armin Shimerman and Avery Brooks

• Season 6 Episode 11: Waltz

  En route to testifying in a Federation trial, Sisko survives the destruction of the ship carrying him. Seriously injured, he finds himself at the mercy of Gul Dukat, who is due to be tried for war crimes and whose behaviour has become increasingly irrational since the death of his daughter. Drama, starring Avery Brooks

• Season 6 Episode 10: The Magnificent Ferengi

  Quark leads a dangerous Ferengi mission to rescue his mother from the Dominion, but an exhausting training session and confrontations with Jem'Hadar warriors convince him fighting is not his forte. Armin Shimerman stars

• Season 6 Episode 9: Statistical Probabilities

  Dr Bashir makes a startling discovery about a group of genetically enhanced misfits, whose advanced ability to read body language has far-reaching implications for both the Federation and the Dominion. Sci-fi adventure, starring Alexander Siddig and Avery Brooks

• Season 6 Episode 8: Resurrection

  The double of Kira's slain love requests asylum on Deep Space Nine, and although she is unimpressed by his ideals, the Bajoran can't help feeling attracted to him. Sci-fi adventure, starring Nana Visitor

• Season 6 Episode 7: You Are Cordially Invited

  Worf and Dax bring forward their wedding. However, the groom must first undergo a four-night Klingon ritual that tests the abilities of both himself and his closest friends, while Dax has to win the approval of the most senior female in the House of Martok

• Season 6 Episode 6: Sacrifice of Angels : Part Two

  Part two of two. Sisko leads a forlorn Federation invasion fleet on a mission to take back the station as the Cardassians move in to demolish its protective minefield. Conclusion of a two-part episode, starring Avery Brooks, Rene Auberjonois and Nana Visitor

• Season 6 Episode 5: Favour the Bold

  Part one of two. The Cardassians begin destroying the Federation's protective minefield, paving the way for a Dominion attack, while Odo finds himself preoccupied with a female shapeshifter. Sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• Season 6 Episode 4: Behind the Lines

  Sisko's promotion results in Dax being given command of the Defiant and Odo's loyalty to the Federation is tested by a fellow shape-shifter promising a reunion with the Founders. Sci-fi adventure, starring Terry Farrell and Rene Auberjonois

• Season 6 Episode 3: Sons and Daughters

  Despite earlier rejections of Klingon martial traditions, Worf's son Alexander volunteers for service as a warrior, but ends up causing embarrassment all round. Meanwhile, Ziyal struggles to reconcile her father Gul Dukat and Kira. Sci-fi drama, starring Michael Dorn

• Season 6 Episode 2: Rocks and Shoals

  The residents adapt to the new order aboard the occupied Deep Space Nine, while the war goes badly for Sisko, who is forced to land the damaged Jem'Hadar ship on a remote planet - where he comes across a wounded Vorta

• Season 6 Episode 1: A Time to Stand

  Sisko and his crew embark on a secret mission in a captured Jem'Hadar warship, while Kira and Odo attempt to adjust to life on a Cardassian space station. Sci-fi adventure, starring Avery Brooks

Star Trek: Deep Space Nine: Season 5 (1996 - 1997)

• Season 5 Episode 26: A Call to Arms

  The crew prepares to face a joint Dominion and Cardassian attack, with Worf joining a Klingon fleet and Sisko preparing to sabotage the station if it should fall into the wrong hands. Sci-fi adventure, starring Avery Brooks and Michael Dorn

• Season 5 Episode 25: In the Cards

  Jake and Nog become entangled in intergalactic politics while trying to get hold of a rare baseball card for Sisko in an attempt to lift his spirits. Cirroc Lofton and Aron Eisenberg star

• Season 5 Episode 24: Empok Nor

  A mission to salvage equipment from an abandoned space station leaves an away team in a vulnerable position and under attack from enemy forces. Meanwhile, aboard the ship, Garak appears to be possessed by the spirit of a Cardassian killer. Galactic skulduggery, starring Avery Brooks and Andrew J Robinson

• Season 5 Episode 23: Blaze of Glory

  Sisko releases Starfleet traitor Michael Eddington and whisks him off to a Maquis base in a bid to stop a missile attack. Sci-fi drama, starring Avery Brooks and Rene Auberjonois

• Season 5 Episode 22: Children of Time

  The Defiant crew members find themselves stranded by a time warp on a planet inhabited by their own descendants. Sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• Season 5 Episode 21: Soldiers of the Empire

  Worf is given the post of First Officer under his old friend General Martok - but discovers the ageing Klingon is no longer fit to lead after showing cowardice in the face of a Jem'Hadar threat. Michael Dorn stars

• Season 5 Episode 20: Ferengi Love Songs

  Quark is amazed to learn that his mother has become romantically involved with the Ferengi leader - but is tempted to sacrifice her happiness to regain his own standing in society. Armin Shimerman stars

• Season 5 Episode 19: Ties of Blood and Water

  Kira gets a chance to learn Cardassian secrets when a dissident arrives on the station claiming to be her adoptive father - but she must undergo a painful ritual first, which involves recalling upsetting memories of her real parent's death. Nana Visitor stars in an episode directed by Avery Brooks

• Season 5 Episode 18: Business As Usual

  Quark agrees to work for an arms dealer in a desperate effort to ease his mounting debts, but his immoral activities soon see him alienated from the rest of the team. Desperate to make amends, he decides to sabotage a deal with an important and dangerous client, even if it means risking his life. Steven Berkoff guest stars

• Season 5 Episode 17: A Simple Investigation

  Odo falls in love with a mysterious woman - but it turns out she's working for a notorious crime syndicate, and has come on board the station to steal a vital data crystal. Rene Auberjonois stars

• Season 5 Episode 16: Doctor Bashir, I Presume

  Bashir is selected to be the model for Starfleet's new holographic doctor, but during the process it emerges that his genetic make-up was altered while he was a child. Robert Picardo guest stars

• Season 5 Episode 15: By Inferno's Light

  Gul Dukat and the Cardassians join the Dominion and prepare to invade Alpha Quadrant.

• Season 5 Episode 14: In Purgatory's Shadow

  Worf and Garak are imprisoned in the Gamma Quadrant as Sisko learns of an impending invasion by Cardassian and Dominion forces bent on taking over the Alpha Quadrant

• Season 5 Episode 13: For the Uniform

  Sisko risks all to catch a wayward crew member who has joined the Maquis. Avery Brooks stars

• Season 5 Episode 12: The Begotten

  Kira goes into labour and Odo has baby problems of his own thanks to Quark's gift of an infant Jem'Hadar warrior who becomes an object of interest for Starfleet Command. Sci-fi adventure, starring Rene Auberjonois and Nana Visitor

• Season 5 Episode 11: The Darkness, the Light

  Members of Kira's resistance group are targeted by an unknown assassin

• Season 5 Episode 10: Rapture

  Sisko is plagued by life-threatening visions that potentially hold the key to Bajor's future, as he wonders whether his ailment is a symptom of shock, or whether the Prophets are trying to tell him something. Sci-fi adventure, starring Avery Brooks

• Season 5 Episode 9: The Ascent

  Old adversaries Odo and Quark are stranded on a desolate planet and realise they must rely on each other to survive

• Season 5 Episode 8: Things Past

  As Bashir tries to revive their unconscious bodies, Sisko, Odo, Dax and Garak find themselves condemned Bajorans, executed seven years before.

• Season 5 Episode 7: Let He Who is Without Sin

  Worf argues with Dax during a break on the pleasure planet Risa, and makes friends with a mysterious newcomer whose innocent outward appearance hides a sinister agenda. Sci-fi adventure, starring Michael Dorn and Vanessa Williams

• Season 5 Episode 6: Trials and Tribble-ations

  Captain James T Kirk's Starship Enterprise is overrun with small furry creatures during an unscheduled visit from one of the Defiant's Klingon passengers who's out to change history. William Shatner guest stars

• Season 5 Episode 5: The Assignment

  A trip to Bajor turns into a nightmare for Keiko, who returns with the news that her body has been taken over by an alien force - which threatens to kill her unless O'Brien follows its instructions. Starring Rosalind Chao and Colm Meaney

• Season 5 Episode 4: Nor the Battle to the Strong

  Jake persuades Bashir that they should go to the aid of a Federation colony under Klingon attack, convinced that watching the doctor in action will liven up the report he's writing - but the youngster soon finds himself out of his depth. Cirroc Lofton and Alexander Siddig star

• Season 5 Episode 3: Looking for par'Mach in All the Wrong Places

  Worf falls for a Klingon woman but is horrified to discover she is Quark's ex-wife - and that the bartender's still in love himself, even though he hasn't the faintest idea how to set about wooing her. Sci-fi adventure, starring Michael Dorn and Armin Shimerman

• Season 5 Episode 2: The Ship

  While exploring a crashed Jem'Hadar warship, a party including Sisko, O'Brien, Dax and Worf come under attack, leaving one crew member severely injured and the rest trapped inside the vessel

• Season 5 Episode 1: Apocalypse Rising

  Sisko is ordered to enter Klingon territory to expose their leader, Gowron, as a Changeling. Bashir surgically alters the captain's facial features before he, Odo, O'Brien and Worf embark on the dangerous mission - but detection could mean the end for them all. Avery Brooks stars

Star Trek: Deep Space Nine: Season 4 (1995 - 1996)

• Season 4 Episode 26: Broken Link

  Odo falls prey to a mysterious illness that prevents him from remaining in his solid form. A representative of his people arrives on the station - but compels him to return to his homeworld to face judgment for killing one of his own. Sci-fi drama, starring Rene Auberjonois

• Season 4 Episode 25: Body Parts

  After being wrongly diagnosed with a terminal disease, Quark sells his body parts on the Ferengi market to pay off his debts. Armin Shimerman stars

• Season 4 Episode 24: The Quickening

  Bashir and Dax land on a planet where the inhabitants all suffer from an incurable disease. The doctor is driven to find a remedy - but must first contend with the suspicions and hostility of the people. Starring Alexander Siddig and Terry Farrell

• Season 4 Episode 23: To the Death

  The crew must join forces with the Jem'Hadar soldiers to stop a group of renegades from gaining power - but are also coerced into helping the Dominion destroy an alien transporter. Jeffrey Combs guests

• Season 4 Episode 22: For the Cause

  Odo suspects Sisko's girlfriend of being a smuggler for the Maquis, which prompts the captain to follow her - and he doesn't like what he finds. Penny Johnson Jerald guest stars

• Season 4 Episode 21: The Muse

  Odo provides a safe haven for a pregnant Lwaxana Troi, as she attempts to stop her Tavnian husband laying claim to her unborn child. Meanwhile, Jake Sisko runs into trouble when he falls under the spell of a mysterious woman

• Season 4 Episode 20: Shattered Mirror

  Sisko is forced to follow his son into a parallel universe, where a mirror image of O'Brien prevents him from leaving. He also meets up with the double of his late wife Jennifer - who's developing an attachment to Jake. Avery Brooks and Cirroc Lofton star

• Season 4 Episode 19: Hard Time

  Aliens implant false memories of psychological trauma inside O'Brien's brain, causing him anguish as he tries to fulfil his regular duties. While Bashir attempts to find a way to cure him, he begins to experience visions - which drive him to the point of suicide. Colm Meaney and Alexander Siddig star

• Season 4 Episode 18: Rules of Engagement

  Worf is put on trial after apparently destroying a Klingon civilian ship during a battle. O'Brien, Dax, Kira and Quark are all obliged to testify as to his state of mind - and the evidence appears to suggest he gave in to his natural bloodlust. Michael Dorn stars

• Season 4 Episode 17: Accession

  A legendary Bajoran reappears after 200 years and claims to be the rightful Emissary of the Prophets - but the changes he proposes, including a return to the old caste system, are disturbingly at odds with the Federation charter. Meanwhile, Kira tells Sisko she is considering resigning to become an artist. Richard Libertini guest stars

• Season 4 Episode 16: The Bar Association

  Rom creates a union for all of Quark's employees in an effort to combat workplace mistreatment. His brother refuses to take his requests seriously - until the entire bar staff go on strike. Armin Shimerman and Max Grodenchik star

• Season 4 Episode 15: The Sons of Mogh

  Worf's brother Kurn pays an unexpected visit and announces he needs help to regain his honour, which he lost thanks to his sibling's decision to side with the Federation against the Klingon Empire. Avery Brooks and Michael Dorn star

• Season 4 Episode 14: Return to Grace

  Kira agrees to help her old enemy Gul Dukat to track a Klingon vessel which attacked a Cardassian outpost, killing a number of senior diplomats. If he succeeds in stopping the ship, he may gain readmittance to the society that banished him and his daughter. Starring Nana Visitor and Marc Alaimo

• Season 4 Episode 13: Crossfire

  Bajoran first minister Shakaar arrives on the station, and soon falls for Kira. Odo is assigned to protect the dignitary from a possible assassination plot - but finds his own feelings interfering with his duty. Rene Auberjonois stars

• Season 4 Episode 12: Paradise Lost

  Part two of two. Sisko uncovers a plot among senior Starfleet officers to overthrow the Federation government and replace it with military rule. Odo helps him find the proof he needs - but the nefarious Admiral Leyton is hot on his heels. Avery Brooks stars

• Season 4 Episode 11: Homefront - Part One

  Part one of two. Sisko and Odo are summoned to Earth to advise Starfleet on the behaviour of the Dominion - but there appears to be a Changeling on the loose too. Meanwhile, Jake meets his grandfather, Joseph. Starring Avery Brooks and Rene Auberjonois, with Brock Peters

• Season 4 Episode 10: Our Man Bashir

  Members of the crew are caught in a transporter explosion, which has the effect of trapping them in one of Bashir's holodeck programmes. Each of them takes on a role in a Sixties espionage thriller - and some participants aren't all they seem to be. Alexander Siddig stars

• Season 4 Episode 9: Sword of Kahless

  Worf and Dax join forces with a revered warrior in an attempt to recover a legendary Klingon artefact - but there's more than one interested party on the quest as well. Starring Michael Dorn and Terry Farrell

• Season 4 Episode 8: Little Green Men

  Quark, Rom and Nog are forced to crash-land in Forties Roswell, where their reception is not quite what they expected

• Season 4 Episode 7: Starship Down

  The Defiant is plunged into an emergency situation after becoming trapped in a planet's volatile atmosphere, following a fierce encounter with the Jem'Hadar. While Kira has her hands full keeping Sisko conscious, Quark and Hanok are forced to work together to defuse a torpedo. James Cromwell guests

• Season 4 Episode 6: Rejoined

  Dax meets up with the wife of one of her previous hosts, and is tempted to rekindle their relationship - but under the rules of Trill society, she could end up jeopardising her former spouse's life. Terry Farrell stars, in an episode directed by Avery Brooks

• Season 4 Episode 5: Indiscretion

  Gul Dukat asks Kira to accompany him on a search for Bajoran PoWs, one of whom could be his own daughter - but as the mission progresses, a more sinister reason emerges for his interest. Starring Nana Visitor and Marc Alaimo

• Season 4 Episode 4: Hippocratic Oath

  Bashir and O'Brien are taken prisoner by renegade Jem'Hadar warriors, who want the doctor to help them crack their addiction to a drug which keeps them loyal to the Dominion - but he must decide whether he should aid his mortal enemies

• Season 4 Episode 3: The Visitor

  Sisko suddenly disappears before his son's eyes, prompting Jake to find a way of rescuing him from oblivion - but his mission becomes a lifelong obsession. Avery Brooks and Cirroc Lofton star

• Season 4 Episode 2: The Way of the Warrior : Part Two

  Part two of two. Gowron excommunicates Worf's entire family, prompting the officer to attempt to leave Starfleet. Meanwhile, Sisko prepares the space station for an imminent attack by the Klingon fleet. Starring Avery Brooks and Michael Dorn

• Season 4 Episode 1: The Way of the Warrior : Part One

  Part one of two. Sisko summons Lt Cdr Worf to the space station in an effort to shed light on the Klingons' mysterious activities - and it's not long before they uncover a sinister plot to attack Cardassia and destroy its fledgling civilian government. Starring Avery Brooks, with Michael Dorn

Star Trek: Deep Space Nine: Season 3 (1994 - 1995)

• Season 3 Episode 26: The Adversary

  Sisko embarks on a perilous mission to avert a war threatening the lives of Federation colonists, but the presence of a shape-shifter on board his vessel only serves to hinder his attempts

• Season 3 Episode 25: Facets

  Members of the crew take on the memories of Dax's former hosts during a Trill ceremony - and refuse to give them back. Sci-fi adventure, starring Avery Brooks, Nana Visitor, Alexander Siding and Terry Farrell

• Season 3 Episode 24: Shakaar

  On the eve of her election to the office of first minister, Bajoran spiritual leader Kai Winn asks Kira for help in tracking down a former resistance leader in possession of much-needed equipment, but her quest leads to disturbing revelations. Sci-fi drama, starring Nana Visitor and Louise Fletcher

• Season 3 Episode 23: Family Business

  Quark is shocked to discover his mother has broken Ferengi tradition by becoming a high-flying businesswoman - and as the family's eldest male he is held responsible. Sci-fi drama, guest starring Jeffrey Combs

• Season 3 Episode 22: Explorers

  Sisko pulls out all the stops to discover if an 800-year-old Bajoran legend is true by building a solar-powered space barge. Avery Brooks and Rene Auberjonois star

• Season 3 Episode 21: The Die Is Cast

  Part two of two. As the threat of intergalactic war looms, Garak has to prove his loyalty by torturing Odo, while orders from Starfleet to abandon the exiled shape-shifter leave Sisko in a quandary. Sci-fi drama starring Avery Brooks

• Season 3 Episode 20: Improbable Cause

  Part one of two. Odo investigates an attempted murder, and uncovers a perplexing web of intrigue and subterfuge which leads to a harrowing confrontation with the Jem'Hadar. First of a two-part story, starring Rene Auberjonois and Andrew Robinson

• Season 3 Episode 19: Through the Looking Glass

  Hijacked into a parallel universe, Sisko discovers he has to fill the shoes of the Terran rebellion leader to fight the Klingon-Cardassian alliance, and his assistant turns out to be the wife he loved and lost in his own life. Avery Brooks stars

• Season 3 Episode 18: Distant Voices

  Bashir is critically injured in an alien attack and left with only one option if he hopes to survive the assault. Sci-fi adventure, starring Alexander Siddig

• Season 3 Episode 17: Visionary

  An accident involving a small dose of radiation transports O'Brien five hours into the future where he witnesses his own death in a brawl between Klingons and Romulans. Determined to get to the bottom of the mystery, he embarks on a quest to overcome his poisoning and discover whether he experienced a premonition or merely a hallucination. Colm Meaney stars

• Season 3 Episode 16: Prophet Motive

  The Grand Nagus Zek claims he has had a spiritual encounter, a revelation which not only sets a whole new agenda for Ferengi society, but also prompts him to give the Bajorans an unusual gift. Sci-fi adventure, guest starring Wallace Shawn, with Avery Brooks and Rene Auberjonois

• Season 3 Episode 15: Destiny

  Sisko ignores an old prophecy of doom and teams up with the Cardassians to install a communications system through the wormhole, much to the dismay of the superstitious Kira. Sci-fi drama, starring Avery Brooks and Nana Visitor

• Season 3 Episode 14: Heart of Stone

  Kira becomes involved in a potentially lethal situation while pursuing a renegade Maquis ship, forcing Odo to sweep to the rescue - and face his true feelings for her. Sci-fi adventure, starring Nana Visitor and Rene Auberjonois

• Season 3 Episode 13: Life Support

  Dr Bashir's medical skills are called upon when Vedek Bareil is involved in a tragic accident, which threatens the uneasy truce between the Bajorans and Cardassians - but the operation is more complicated than anything previously attempted. Alexander Siddig stars, with Philip Anglim

• Season 3 Episode 12: Past Tense : Part Two

  Part two of two. Sisko is trapped in Earth's past, where he has to assume the role of an influential historic figure in order to restore the future, which may mean sacrificing his life

• Season 3 Episode 11: Past Tense : Part One

  First of a two-part adventure. Sisko, Bashir and Dax hurtle back through time and materialise in 21st-century San Francisco, where they are promptly locked away in an area reserved for society's outcasts. Starring Avery Brooks, Alexander Siddig and Terry Farrell

• Season 3 Episode 10: Fascination

  Ambassador Lwaxana Troi visits the station hoping to renew her relationship with Odo, and an inexplicable outbreak of lust and romance coincides with a Bajoran celebration. Majel Barrett guest stars

• Season 3 Episode 9: Defiant

  Cdr Riker's duplicate steals the Defiant and makes an attack on Cardassian territory, in an effort to help the Maquis. Jonathan Frakes guest stars

• Season 3 Episode 8: Meridian

  Dax falls in love with a man who, along with his planet, is due to disappear into another dimension for 60 years. Sci-fi adventure, starring Terry Farrell

• Season 3 Episode 7: Civil Defence

  A security programme is accidentally activated, leaving the crew trapped on the station - which is about to self-destruct. Spin-off sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• Season 3 Episode 6: The Abandoned

  Quark brings a newborn alien infant on board who grows up at a phenomenal rate - changing from a baby to an eight-year-old in just a few hours - and the crew soon realise he is genetically programmed to kill. Sci-fi drama, starring Armin Shimerman and Rene Auberjonois

• Season 3 Episode 5: Second Skin

  Kira is kidnapped by the Cardassians, who try to convince her she is one of their agents and was sent on a spying mission to Bajor 10 years earlier

• Season 3 Episode 4: Equilibrium

  Concern grows for Dax as she develops an unexplained musical talent, then begins to behave aggressively. Sisko and Bashir come to the conclusion that her only hope of cure lies on her Trill homeland. Sci-fi adventure, with Terry Farrell

• Season 3 Episode 3: The House of Quark

  Quark tries to enhance his reputation by claiming he killed a Klingon in his bar - until the supposed victim's widow turns up demanding he marry her instead. Sci-fi spin-off, starring Armin Shimerman

• Season 3 Episode 2: The Search : Part Two

  Part two of two. Violence erupts on the space station while the Federation negotiate a peace treaty with the Dominion. The situation becomes potentially lethal, so Sisko and his crew plan to collapse the wormhole - but must also escape the Jem'Hadar soldiers

• Season 3 Episode 1: The Search : Part One

  Part one of two. As an invasion by the feared Jem'Hadar becomes a terrifying possibility, Sisko goes all-out to avert the conflict, taking an experimental warship into the Gamma Quadrant to track down the Dominion's mysterious leaders

Star Trek: Deep Space Nine: Season 2 (1993 - 1994)

• Season 2 Episode 26: The Jem'Hadar

  Sisko, Jake, Quark and Nog encounter an alien woman who pleads for their help, revealing that she is on the run from a group of soldiers known as the Jem'Hadar - who are henchmen of the powerful Dominion. Starring Avery Brooks and Armin Shimerman

• Season 2 Episode 25: Tribunal

  O'Brien is arrested by the Cardassian Gul Evek and taken to Cardassia Prime to stand trial - for a crime he has not committed

• Season 2 Episode 24: The Collaborator

  Bareil and Wynn compete to be elected as Bajor's spiritual leader. Avery Brooks and Rene Auberjonois star

• Season 2 Episode 23: Crossover

  Kira and Bashir find themselves in an alternative universe where humans are enslaved. Avery Brooks and Rene Auberjonois star

• Season 2 Episode 22: The Wire

  Bashir struggles to save Garak from the addictive effects of a brain implant designed to make the user immune to pain. Sci-fi adventure, starring Alexander Siddig

• Season 2 Episode 21: The Maquis : Part Two

  Sisko, Kira and Bashir are captured by the Maquis, and still no nearer tracing Gul Dukat as war becomes ever more imminent. Conclusion of a two-part sci-fi adventure, starring Avery Brooks, Nana Visitor and Alexander Siddig

• Season 2 Episode 20: The Maquis : Part One

  Part one of two. Federation rebels are suspected of sabotaging a Cardassian freighter and kidnapping Gul Dukat in protest at a new peace treaty. Sci-fi adventure, starring Avery Brooks

• Season 2 Episode 19: Blood Oath

  Three Klingon warriors arrive, looking for Dax's help to track down and kill a man known as the Albino, as an act of vengeance for the deaths of their sons

• Season 2 Episode 18: Profit and Loss

  Sisko and the Ops crew pull in a damaged Cardassian vessel, and Quark discovers that his long-lost love is one of its passengers. Avery Brooks and Armin Shimerman star

• Season 2 Episode 17: Playing God

  Dax and Trill initiate Arjin uncover a small but deadly universe in the Gamma Quadrant which could put the station in grave danger. Terry Farrell stars

• Season 2 Episode 16: Shadowplay

  An unexplored planet poses a problem for Odo and Dax when its inhabitants mysteriously disappear. Nicole de Boer and Rene Auberjonois star

• Season 2 Episode 15: Paradise

  Sisko and O'Brien are stranded on a backward planet where the human population has shunned all forms of technology in favour of a simplistic lifestyle. Sci-fi adventure, starring Avery Brooks and Colm Meaney

• Season 2 Episode 14: Whispers

  O'Brien returns from a top-secret mission to find himself unaccountably shunned by the crew. Sci-fi adventure, starring Colm Meaney

• Season 2 Episode 13: Armageddon Game

  Bashir and O'Brien attempt to help two warring alien races call a truce by overseeing the destruction of their deadliest weapons. However, the pair are unaware they are to be sacrificed to cement the peace process

• Season 2 Episode 12: The Alternate

  Odo's mentor arrives at the station, determined to find his chameleon-like protege's true origins. Sci-fi adventure, starring Rene Auberjonois

• Season 2 Episode 11: Rivals

  Quark becomes concerned when a smooth-talking con-man arrives on Deep Space Nine and opens up a bar in direct competition with him

• Season 2 Episode 10: Sanctuary

  Kira's negotiation skills are put to the test when an alien race land on Deep Space Nine and insist that Bajor is their legendary homeland

• Season 2 Episode 9: Second Sight

  Commander Sisko finds himself falling for a seductive but mysterious alien named Fenna - who has a habit of disappearing at the wrong moment. Guest starring Salli Richardson and Richard Kiley

• Season 2 Episode 8: Necessary Evil

  An attempt on Quark's life brings Odo face to face with an old unsolved murder case in which Kira was a prime suspect

• Season 2 Episode 7: Rules of Acquisition

  A Ferengi female poses as a male, but unexpectedly finds herself falling for Quark - with disastrous consequences for the success of her masquerade

• Season 2 Episode 6: Melora

  Bashir falls in love with a woman whose species is unable to walk in 'normal' gravity and sets out to develop a technology that could free her from the confines of her wheelchair

• Season 2 Episode 5: Cardassians

  Cardassians arrive to reclaim an orphan raised by the Bajorans, provoking a violent confrontation aboard the station. Sci-fi adventure, guest starring Andrew Robinson, Vidal Peterson and Terrence Evans

• Season 2 Episode 4: Invasive Procedures

  A desperate Trill takes the group hostage and confiscates the Dax symbiont, placing Jadzia's life in peril. Sci-fi adventure, starring Terry Farrell

• Season 2 Episode 3: The Siege

  Part three of three. Sisko leads a daring last stand against Bajoran forces, while Kira and Dax embark on a desperate mission to uncover the truth about the coup. Louise Fletcher and Frank Langella guest

• Season 2 Episode 2: The Circle

  Part two of three. Kira is dismissed and sent back to Bajor, where she uncovers the secret behind the Circle - and an even greater danger. Sci-fi adventure, guest starring Louise Fletcher and Frank Langella

• Season 2 Episode 1: The Homecoming

  Part one of three. Kira and O'Brien try to bring peace to the Bajoran race by rescuing a resistance fighter from a Cardassian slave-labour colony. Avery Brooks and Nana Visitor star

Star Trek: Deep Space Nine: Season 1 (1993)

• Season 1 Episode 20: In the Hands of the Prophets

  A religious fundamentalist who hopes to become Bajor's new spiritual leader criticises Keiko O'Brien for teaching science in the station's school, jeopardising the entire planet's alliance with the Federation. Avery Brooks, Rosalind Chao and Louise Fletcher star

• Season 1 Episode 19: Duet

  A Kobeerian freighter transports a sick Cardassian visitor to DS9, but Kira is suspicious of him from the outset and believes he may be a notorious war criminal. Nana Visitor and Avery Brooks star

• Season 1 Episode 18: Dramatis Personae

  Sisko's decision to let alleged alien gun-runners visit the station provokes Kira to mutiny - but as the rest of the crew begin to behave oddly, Odo wonders whether her aggression might be linked to a bizarre alien influence. Avery Brooks, Nana Visitor and Rene Auberjonois star

• Season 1 Episode 17: The Forsaken

  Lwaxana Troi becomes fascinated by Odo - until she discovers what happens when he reverts to his gelatinous form. Majel Barrett and Rene Auberjonois guest star

• Season 1 Episode 16: If Wishes Were Horses

  The fantasies of the DS9 crew come true, with Sisko realising dream about baseball, Dr Bashir having an indulgent vision of Dax and O'Brien finding himself caught up in a fairy tale

• Season 1 Episode 15: Progress

  When the Bajoran government decides to mine one of its moons for badly needed resources, Major Kira Nerys opposes the move on environmental grounds, but finds herself clashing with her people. Sci-fi drama, starring Avery Brooks and Nana Visitor

• Season 1 Episode 14: The Storyteller

  A Bajoran village is attacked by a mysterious destructive energy force. O'Brien beams down in answer to the community's emergency call - and is shocked to find himself appointed their new leader. Avery Brooks and Colm Meaney star

• Season 1 Episode 13: Battle Lines

  Sisko, Kira and Bashir accompany Bajoran spiritual leader Kai Opaka on a trip through the wormhole, and find themselves stranded in a world caught in the throes of a bizarre civil war - where soldiers are reincarnated as soon as they're killed in battle. Sci-fi drama, with Avery Brooks and Nana Visitor

• Season 1 Episode 12: Vortex

  Odo travels through the stable wormhole to the Gamma Quadrant in search of his people, but discovers the Changelings are not exactly as he expected

• Season 1 Episode 11: The Nagus

  Bartender Quark is chosen to succeed the Grand Nagus Zek of the Ferengi people, a position carrying great wealth and influence - and the constant risk of assassination

• Season 1 Episode 10: Move Along Home

  Alien delegates from the Gamma Quadrant prefer gambling in the bar to negotiation - and Quark's attempts to cheat them leave him playing a deadly game with the senior officers' lives. Armin Shimerman, Avery Brooks and Nana Visitor star

• Season 1 Episode 9: The Passenger

  The crew attempt to thwart a hijack attempt, but the alien criminal avoids detection by hiding his consciousness in the brain of someone on board

• Season 1 Episode 8: Dax

  Jadzia Dax is kidnapped and accused of committing murder during her previous incarnation as womanising diplomat Curzon Dax. Sisko attempts to prove she cannot be held responsible for her earlier actions, but finds Jadzia strangely unwilling to defend herself. Avery Brooks and Terry Farrell star

• Season 1 Episode 7: Q-Less

  Dax returns from a mission beyond the wormhole with a stowaway archaeologist on board, but it soon becomes apparent that the relic-seeker is not alone - and prankster Q could be up to his old tricks

• Season 1 Episode 6: Captive Pursuit

  O'Brien befriends a reptilian alien who arrives on the station in search of refuge. However, he soon discovers his new acquaintance is on the run from blood-thirsty hunters, and perhaps understandably has no sense of humour. Sci-fi drama, starring Colm Meaney, Avery Brooks and Rene Auberjonois

• Season 1 Episode 5: Babel

  Chief O'Brien accidentally releases a mysterious virus, triggering an epidemic which sweeps through the crew - and it is up to Kira to find an antidote. Sci-fi drama, starring Colm Meaney and Nana Visitor

• Season 1 Episode 4: Past Prologue

  Kira meets a member of the Bajoran underground forces and finds she must choose between her own people and her duty to the Federation. Nana Visitor and Avery Brooks star

• Season 1 Episode 3: A Man Alone

  Security Chief Odo is implicated in the murder of Bajoran, prompting others to doubt whether he really is what he claims to be

• Season 1 Episode 2: Emissary : Part Two

  Conclusion of the pilot episode. Sisko searches for the eight orbs that were stolen by the Cardassians in an attempt to secure the Bajorans' loyalty

• Season 1 Episode 1: Emissary : Part One

  Part one of the pilot episode. Commander Sisko discovers strange life forms inhabiting a wormhole while seeking out a Bajoran spiritual leader to negotiate his people's admission to the Federation. Starring Avery Brooks, Terry Farrell, Rene Auberjonois and Colm Meaney

Star Trek: Deep Space Nine: Single Episode

• Past Tense

  Sisko must undertake the challenge of assuming the role of a historical figure while trapped in the past, which may put him in danger. Spin-off sci-fi adventure set aboard a space station located near the frontiers of rival galactic powers. Avery Brooks and Rene Auberjonois star

Star Trek: Deep Space Nine: Feature Length

• The Maquis

  Feature-length episode. Federation rebels are suspected of sabotaging a Cardassian freighter and kidnapping Gul Dukat in protest at a new peace treaty. Sci-fi adventure, starring Avery Brooks

• The Way of the Warrior

  Feature-length episode.. Sisko summons Lt Cdr Worf to the space station in an effort to shed light on the Klingons' mysterious activities - and it's not long before they uncover a sinister plot to attack Cardassia and destroy its fledgling civilian government. Starring Avery Brooks, with Michael Dorn

Star Trek: Deep Space Nine: Double Bill

• Favour the Bold/Sacrifice of Angels

  Double bill. The Cardassians begin destroying the Federation's protective minefield, paving the way for a Dominion attack, and Sisko launches a suicide mission. Meanwhile, Odo finds himself preoccupied with a female shapeshifter. Sci-fi adventure, starring Avery Brooks and Rene Auberjonois

• The Search

  Feature-length episode. As an invasion by the feared Jem'Hadar becomes a terrifying possibility, Sisko goes all-out to avert the conflict, taking an experimental warship into the Gamma Quadrant to track down the Dominion's mysterious leaders