NCIS

Season 5 - NCIS

• Season 5 Episode 19: Judgement Day (2) No synopsis available
• Season 5 Episode 18: Judgment Day (2008) Grave consequences result from the team's hunt for a killer.
• Season 5 Episode 17: About Face (2008) Jimmy Palmer becomes the target of a killer who only he can recognize.
• Season 5 Episode 16: Recoil (2008) Ziva's undercover assignment turns deadly when the serial killer she is tracking becomes suspicious of her.
• Season 5 Episode 15: In the Zone (2008) Two members of the team are sent to Iraq when a mortar attack in Baghdad turns into a murder.
• Season 5 Episode 14: Internal Affairs (2008) When the dead body of arms dealer La Grenouille is discovered, the FBI investigates the NCIS team, and Jenny Shepard becomes the prime suspect.
• Season 5 Episode 13: Dog Tags (2008) Abby risks her career in defense of a dog that authorities believe is behind a fatal mauling; Gibbs tries to ferret out the secret Jenny is keeping.
• Season 5 Episode 12: Stakeout (2008) The team stakes out a warehouse to catch a suspected thief, but ends up witnessing a murder instead; Ducky keeps a secret from the team.
• Season 5 Episode 11: Tribes (2007) Ducky refuses to autopsy a Muslim Marine found dead near a mosque that the FBI suspects of terrorist recruitment.
• Season 5 Episode 10: Corporal Punishment (2007) The team believes a Marine is being groomed to become a supersoldier.
• Season 5 Episode 9: Lost & Found (2007) The team's search for a trained survivalist wanted in connection with a cold-case murder leads them into the wilderness.
• Season 5 Episode 8: Designated Target (2007) The investigation into the assassination of an admiral reveals links to a woman searching for her missing husband, a political refugee from an African dictatorship
• Season 5 Episode 7: Requiem (2007) Gibbs takes on a case that brings back memories of his family's death when he is asked to investigate someone who was once friends with his daughter
• Season 5 Episode 6: Chimera (2007) While investigating a death aboard a top-secret naval research ship in the middle of the ocean, the team discovers an abandoned ship and a deadly secret.
• Season 5 Episode 5: Leap of Faith (2007) An incident where a naval officer threatens to throw himself off a building leads to revelations that set a murder investigation in motion. Mark Harmon stars
• Season 5 Episode 4: Identity Crisis (2007) Ducky is shocked to realise that one of the cadavers he is using for medical research was murdered, and the investigators believe a criminal genius may be responsible
• Season 5 Episode 3: Ex-Files (2007) Lt Col Mann arrives to assist in the case of a murdered Marine Captain, and the investigation becomes personal for Gibbs when it emerges one of the witnesses is his ex-wife
• Season 5 Episode 2: Family (2007) During an autopsy on a murdered petty officer, Ducky makes a discovery that sends the team on a search for a missing infant, while Tony struggles with his feelings for Jeanne
• Season 5 Episode 1: Bury Your Dead (2007) New series. The mission to capture La Grenouille comes to a dramatic conclusion, and the team uncover a momentous secret

Season 4 - NCIS

• Season 4 Episode 24: Angel of Death (2007) Gibbs attempts to find out the reason why the agents are being forced by Homeland Security to take polygraph tests, while Tony and Jeanne are held hostage by a drug dealer. Jenny returns from Europe to discover she has had a surprise visitor. Last in series, starring Mark Harmon and Lauren Holly. A repeat run of the second series starts next week
• Season 4 Episode 23: Trojan Horse (2007) Gibbs is made acting director when Jenny has to attend an overseas conference. However, he decides to ignore his duties and investigate the murder of a man who arrived dead in a taxi at the team's headquarters with no clues to his identity on him except a mysterious list of names
• Season 4 Episode 22: In the Dark (2007) A blind photographer works with the team on a case after he captures the corpse of a petty officer on camera. When the victim's colleague is found hanged from the ceiling of a disused warehouse, suspicions are raised that the apparent suicide is not all it seems. Meanwhile, Gibbs and Tony encounter problems with commitment in their respective relationships
• Season 4 Episode 21: Brothers in Arms (2007) The team investigate the arms dealer Le Grenouille when a meeting between Director Shepard and an informant goes horribly wrong. American drama following the work of the Naval Criminal Investigative Service. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 4 Episode 20: Cover Story (2007) McGee feels the pressure when a petty officer characterised in his latest book is murdered and there is very little evidence with which to proceed. His feelings of guilt are compounded when he realises one of his colleagues could become the killer's third target. American drama following the work of the Naval Criminal Investigative Service. Starring Mark Harmon and David McCallum
• Season 4 Episode 19: Grace Period (2007) When the unit receive a tip-off about terrorist activity two agents are murdered during the ensuing investigation. Believing the information to be a set-up, the team attempt to solve the case with assistance from Paula Cassidy, who holds herself responsible for the tragedy. Drama, starring Jessica Steen
• Season 4 Episode 18: Iceman (2007) A Marine who was supposedly frozen to death comes back to life on an autopsy table, leaving the team to look at the man's past in an attempt to discover who left him for dead. Further investigation reveals the serviceman had been on a trip to Baghdad, and links to Gibbs' past are also uncovered
• Season 4 Episode 17: Skeletons (2007) Next on: Tuesday 15th July 5:00pm PDT - KTVT An explosion at a mausoleum exposes a number of freshly dismembered bodies, prompting the team to undertake a multiple murder investigation. Meanwhile, Abby attempts to deal with a personal problem and it seems Gibbs is the only person she will confide in
• Season 4 Episode 16: Dead Man Walking (2007) A nuclear power plant inspector suffers radiation poisoning and the team investigate the possibility that a foreign power deliberately targeted him. As they do so, Ziva begins to realise she is developing feelings for the victim
• Season 4 Episode 15: Friends and Lovers (2007) Next on: Tuesday 8th July 5:00pm PDT - KTVT A sailor's body is discovered in a disused restaurant, prompting the team to work with local law enforcement officers to solve the case. Ducky discovers the man was in good health, but had a shockingly high blood alcohol level. Abby's subsequent analysis of a chemical compound found in his bloodstream reveals he was poisoned
• Season 4 Episode 14: Blowback (2007) The agents go after an arms dealer who has the Navy's encrypted satellite system and is offering to sell it to the highest bidder. In order to infiltrate the criminal Ducky is required to go on an undercover mission as an aging Englishman. American drama following the work of the Naval Criminal Investigative Service. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 4 Episode 13: Sharif Returns (2007) Wanted terrorist Mamoun Sharif threatens to unleash a chemical attack, prompting the team to hunt down the criminal with the help of Lt Col Hollis Mann. However, the Army representative wastes no time in flirting with Gibbs. American drama following the work of the Naval Criminal Investigative Service. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 4 Episode 12: Suspicion (2007) The discovery of a dead Marine intelligence officer in a motel room prompts the team to hunt for his killer. Although the town's authorities have allegedly investigated the crime already, Gibbs shows his determination to solve the case, which could lead him to a terrorist cell
• Season 4 Episode 11: Driven (2006) The team attempt to find out who was responsible for sabotaging a robotic vehicle that caused the death of a Navy lieutenant and almost killed Abby. Meanwhile, Ziva's suspicions are aroused by the discovery that Tony is repeatedly visiting the hospital. Mark Harmon stars
• Season 4 Episode 10: Smoked (2006) Two FBI agents attempt to seize control of the team's investigation into the discovery of a perfectly preserved body hidden in the chimney of a Marine base furnace. Reluctant to be ousted from the case, Gibbs agrees to work with them - and learns the victim was a serial killer responsible for claiming the lives of 14 victims. Meanwhile, McGee's literary efforts lead to discord with the others
• Season 4 Episode 9: Twisted Sister (2006) McGee tries to help his sister, who believes she may have murdered someone but is too traumatised and disorientated to remember exactly what happened. The team investigate the connected case of a sailor, but Tony and Abby are both distracted by relationship problems. Drama, starring Sean Murray
• Season 4 Episode 8: Once a Hero (2006) A man falls to his death from a hotel balcony and the team discover he was a former Marine who had been homeless since his discharge. Further investigations lead them to a sex trafficking ring. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 4 Episode 7: Sandblast (2006) A Marine colonel is killed in an explosion and the team suspect the involvement of a terrorist organisation. Following a lead given to them by the CIA, the group arrive at a warehouse where all is not what it seems
• Season 4 Episode 6: Witch Hunt (2006) Kidnappers strike at Hallowe'en, wounding a Marine sergeant and snatching his daughter - leaving the team to wonder why anyone would attempt to extort money from someone on such a relatively low salary. As they begin searching for a motive, Abby surprises everyone by turning up at the lab in a revealing fancy dress costume
• Season 4 Episode 5: Dead and Unburied (2006) The team investigate the death of a lance corporal after his body is found in an empty house, and make a startling discovery regarding his personal life involving a number of spurned lovers and a $2million inheritance. Ducky and Gibbs interview one of the dead Marine's partners, but have a difference of opinion over whether she is telling the truth or not
• Season 4 Episode 4: Faking It (2006) A petty officer is found dead while working undercover and suspicion is aroused when a Russian spy is found with a recently fired gun in his car. The case takes a dramatic turn when the Department of Homeland Security claim that the spy is working for them
• Season 4 Episode 3: Singled Out (2006) The car of a Navy lieutenant is found covered in blood and it transpires the missing female officer was profiling men to find the perfect partner. Tony is offered a promotion by director Shepard, unbeknown to the other members of the team
• Season 4 Episode 2: Escaped (2006) Gibbs comes out of retirement against his will to help Fornell and his daughter, who are being threatened by an escaped convict. The team reopen the criminal's case and question an old sailor, the only person to have have contacted the felon while he was in jail. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 4 Episode 1: Shalom (2006) New series. Tony and the team try to prove Ziva had nothing do with a political assassination carried out by her former Mossad partner - but have to tackle the case without Gibbs, who has retired to Mexico and now spends his time building boats. Naval crime drama, starring Cote de Pablo and Michael Weatherly

Season 3 - NCIS

• Season 3 Episode 24: Hiatus - Part Two (2006) Conclusion of the two-part season finale. Gibbs wakes from his coma with severe memory loss which hinders the team's attempts to unravel a terrorist plot, as he is the only person with information on the perpetrator's plans. Drama, starring Mark Harmon, David McCallum and Michael Weatherly. A rerun of season two follows
• Season 3 Episode 23: Hiatus - Part One (2006) Part one of a two-part series finale. Gibbs' life hangs in the balance after an explosion on a ship he was performing a routine inspection on puts him in a coma, during which he has flashbacks of the painful past he has always kept hidden. Meanwhile, Tony takes control of the investigation, but his approach soon begins to cause friction in the team. Drama, starring Mark Harmon
• Season 3 Episode 22: Jeopardy (2006) Ziva uses a routine tactic to subdue a suspect in her custody, but when he dies her methods are considered indirectly responsible. Meanwhile, the deceased's brother kidnaps Jenny and demands his sibling's release - completely unaware he is already dead. Drama, starring Mark Harmon and Lauren Holly
• Season 3 Episode 21: Bloodbath (2006) Abby is targeted by someone from her past who commits murder for the sole reason of drawing her into the ensuing investigation, and sets about trying to kill her as she and the rest of the NCIS team search for clues. Mark Harmon, Pauley Perrette and Michael Weatherly star
• Season 3 Episode 20: Untouchable (2006) Gibbs is called in to investigate the apparent suicide of a Pentagon cryptographer who was suspected of spying. Unfortunately, the case is thrown into disarray when the team discover evidence that indicates another person was present at the time of death - meaning the real mole may still be on the loose. Crime drama, with Mark Harmon and David McCallum
• Season 3 Episode 19: Iced (2006) Gibbs is called to investigate when two children stumble upon the body of a missing Marine in a frozen lake. The team search the water for clues and discover three bullet-ridden corpses, which all bear tattoos linking them to a notorious street gang. Gibbs launches a desperate effort to discover the connection between the dead bodies before the serviceman's company have the chance to seek revenge
• Season 3 Episode 18: Bait (2006) The team are called to a high school on a Marine base, where a pupil has taken his classmates hostage after strapping a bomb to his chest. Gibbs manages to enter the classroom in an attempt to dissuade the boy, but soon realises that someone else may be controlling his actions. Drama, with Mark Harmon and Michael Weatherly
• Season 3 Episode 17: Ravenous (2006) The team are called to a national forest where several women have gone missing, and conclude there may be a serial killer on the loose - a theory confirmed in gruesome fashion as their investigation proceeds. Drama, with Mark Harmon and David McCallum
• Season 3 Episode 16: Family Secret (2006) The team suspect a desperate Marine may have faked his own death with the help of a friend, and blown up an ambulance in a botched attempt to cover all traces of the subterfuge. Subsequent developments, including a mysterious disappearance, seem to confirm their hypothesis - until a timely discovery by Abby throws new light on the case
• Season 3 Episode 15: Head Case (2006) The team raid an illegal motor business run by naval officers, and find a Marine's severed head in the back of a car. Tony succeeds in tracking down the owner of the stolen vehicle with the help of McGee's hacking skills, while Abby attempts to discover the identity of the dead man. Mark Harmon and Pauley Perrette star
• Season 3 Episode 14: Light Sleeper (2006) The NCIS team investigate the murder of two Marines' wives. Gibbs initially suspects domestic violence, but evidence later suggests they may be dealing with professional killers. However, they soon find themselves caught up in a desperate race against time to catch the assassins before they can attack their next target. Drama, starring Mark Harmon and Cote de Pablo
• Season 3 Episode 13: Deception (2006) A Navy commander with knowledge concerning the location of a cache of nuclear weapons components is abducted, and the team try to identify the kidnapper before the situation deteriorates. However, as their investigation turns up new evidence, it appears someone might have had a very different motive for silencing the officer. Mark Harmon stars
• Season 3 Episode 12: Boxed In (2006) Tony and Ziva disappear while looking for smuggled weapons at a shipyard. Gibbs is soon on the case, but learns the freight container the pair were looking for is thought to contain explosives from Iraq. McGee struggles to get a GPS trace on his missing colleagues' mobiles, leaving the team struggling to find them before they come to serious harm. Michael Weatherly and Cote de Pablo star
• Season 3 Episode 11: Model Behaviour (2005) A supermodel dies while filming a reality TV show at a Marine base, her body found caught up in razor wire fencing. However, the autopsy reveals she died of a huge overdose. The team uncover evidence that reveals three immediate suspects - but one of them has also been murdered. Drama, starring Mark Harmon and Lauren Holly
• Season 3 Episode 10: Probie (2005) McGee kills an undercover police officer while on duty, and Jen decides to approve an investigation into the death, placing a strain on her relationship with Gibbs. As the evidence builds against McGee, he begins to doubt himself, before Shepard compounds the problem
• Season 3 Episode 9: Frame Up (2005) Tony is accused of murdering a woman found in Quantico after fingerprints from a rubber glove found at the scene match his own. While the team strive to prove his innocence, all the evidence points to him as the culprit - which leaves them with a tough job
• Season 3 Episode 8: Under Covers (2005) The bodies of two assassins are delivered to NCIS from overseas - so Tony and Ziva assume their identities and keep a rendezvous at a luxury hotel in a bid to discover their target. Unfortunately, Gibbs finds out his team are not the only ones working on the case
• Season 3 Episode 7: Honor Code (2005) A six-year-old boy implores the team to find his father, who he claims has been kidnapped. Upon investigation, the agents are surprised to learn the missing man is a lieutenant commander working on a confidential project. However, their inquiries lead them to believe he willingly disobeyed orders and has deleted the information he was sent to acquire
• Season 3 Episode 6: The Voyeur's Web (2005) The team investigate the apparent murder of a woman shown live over the Internet. Their inquiries point to two housewives, who were running their own pornographic website but have since vanished. They decide the search for the missing pair has to begin with the system administrator
• Season 3 Episode 5: Switch (2005) An officer is shot dead on an open road, prompting the team to examine his death. They soon learn the victim was leading a double life, sparking off a series of inquiries that leads them to believe they are making swift progress - until they receive further evidence that throws the case wide open
• Season 3 Episode 4: Silver War (2005) The team set out to find the stolen body of a Civil War general, but Dr Elaine Burns is shocked to discover the entombed corpse of a Navy sergeant instead, eventually reaching the conclusion he was buried alive. Meanwhile, Mossad agent Ziva David returns as a replacement for Kate, much to Gibbs' displeasure. American drama, starring Mark Harmon and Cote de Pablo
• Season 3 Episode 3: Mind Games (2005) Gibbs tries to extract information from a convict on death row about where he hid his victims. However, the killer proves reluctant to confess, forcing the team to solve the case by unconventional means. Drama, starring Mark Harmon
• Season 3 Episode 2: Kill Ari - Part Two (2005) Part two of two. Gibbs continues to blame himself for Kate's death, and enlists Jenny's help to track down Ari - but the pair are nearly killed in a shoot-out. Just when all seems lost, however, Ziva is able to point the investigation in the right direction
• Season 3 Episode 1: Kill Ari - Part One (2005) Part one of two. The team reel in the wake of the terrorist attack, but try to avenge Kate's death by collecting as much information as possible on Ari before he does any more damage. Gibbs learns one of his old flames has been named as the new NCIS director

Season 2 - NCIS

• Season 2 Episode 23: Twilight (2005) The team's old enemy Ari Haswari returns, working on behalf of a secretive terrorist faction. Gibbs is distressed to learn that he is the next target, but doesn't realise the killer has another, more complex scheme in mind. Last in series, guest starring Rudolf Martin, with Mark Harmon
• Season 2 Episode 22: SWAK (2005) Tony is infected with a deadly virus sent through the post by a group demanding the results of a long-closed case be made public in exchange for the antidote. McGee and Gibbs begin a race against time to discover the culprits and find a cure for the disease themselves. Michael Weatherly and Mark Harmon star
• Season 2 Episode 21: Hometown Hero (2005) A Marine suspected of murdering a girl is killed in Iraq, and a search of his personal belongings reveals her body. Naturally enough, most of the team believe they have found conclusive evidence of his guilt - but Gibbs suspects there's more to the situation than meets the eye
• Season 2 Episode 20: Red Cell (2005) The team investigate the murder of a Marine, but it isn't long before their prime suspect also turns up dead. Tim and Abby discover a clue to both killings in an e-mail which suggests the victims were involved in a game with deadly consequences. Drama, starring Sean Murray and Pauley Perrette
• Season 2 Episode 19: Conspiracy Theory (2005) A female officer is found dead, and evidence initially suggests she committed suicide as a result of a nervous breakdown. However, a sceptical Ducky believes foul play was involved - and the team later discover the victim was caught up in a love triangle. Kevin Quigley guest stars
• Season 2 Episode 18: Bikini Wax (2005) Gibbs and his crew are sent to investigate the case of a petty officer found dead backstage at a beauty pageant - and soon discover she may have been pursued by a stalker. Unfortunately the man in question has an alibi, and it is also revealed the victim was pregnant, prompting the team to consider jealousy as a motive. American drama, starring Mark Harmon, David McCallum and Sasha Alexander
• Season 2 Episode 17: An Eye for an Eye (2005) The team are called in to investigate the bizarre case of an officer who has been sent a parcel containing a pair of blue eyeballs, and ponder exactly what it means and who they belonged to. Meanwhile, Gibbs investigates a former Navy agent who's become a notorious criminal
• Season 2 Episode 16: Pop Life (2005) The dead body of a female petty officer is found lying in bed next to a barman - but he insists she is not the woman he brought home with him the previous night. The investigation leads Gibbs and the team to the victim's sister (R'n'B star Mya), who is a singer in the bartender's rival dance club. With Mark Harmon
• Season 2 Episode 15: Caught on Tape (2005) The team are called to investigate the discovery of a Marine's body at the bottom of a cliff. Gibbs immediately suspects either the man's ex-wife or his best friend, who she had been unfaithful with, is guilty of murder, and tries to turn them against each other. Meanwhile, Abby puts her technical skills to the test by attempting to rebuild a camera that was broken during the victim's fall
• Season 2 Episode 14: Witness (2005) A woman claims to have witnessed the murder of a sailor, but a lack of physical evidence causes the team to question what actually took place. Spurred by his gut instinct, McGee perseveres in his search for clues and soon discovers there's more to the case than he could have imagined
• Season 2 Episode 13: The Meat Puzzle (2005) Ducky is called in to identify the pieces of three bodies found stuffed inside a barrel, and gradually realises they include the corpses of a sheriff and prosecutor who worked with him on a harrowing rape case 10 years previously. American drama following the work of the Naval Criminal Investigative Service, starring Mark Harmon and David McCallum
• Season 2 Episode 12: Doppelganger (2005) The team investigate the suspected murder of a petty officer. Abby and McGee soon discover the incident is a practical joke, but events take a sinister turn when the same man is eventually found dead. Local Virginia investigators are also assigned to the case and demonstrate some personality traits remarkably similar to Gibbs' staff
• Season 2 Episode 11: Black Water (2005) A private investigator finds the body of a missing Navy officer in a car at the bottom of a lake and Gibbs reluctantly allows him to assist the investigation into the cause of death. The promise of a $1million reward proves to be a major incentive for the outsider, and the discovery of a bullet leads the team to suspect the man was murdered
• Season 2 Episode 10: Chained (2004) Tony goes undercover to help a nervous prisoner escape as part of his plan to recover millions of dollars' worth of stolen Iraqi art. However, it transpires the detainee has a record for murder and the team fight to recover the works and ensure the safety of their colleague. Meanwhile, the Deputy Secretary of State struggles to comprehend how an agent has been left alone with a killer and demands constant updates. Frank Whaley guest stars
• Season 2 Episode 9: Forced Entry (2004) A Marine's wife kills an intruder and later claims he tried to rape her. The team investigate - and find themselves forced to embark on a mystifying wild goose chase through a stack of old case files. They eventually discover the woman was leading a double life while her husband was serving overseas
• Season 2 Episode 8: Heart Break (2004) The team's investigation into a commander's death uncovers a long list of enemies, leading to the arrest of one of his ensigns - but they soon suspect they have the wrong man. Unfortunately, the mistake leads to another fatality, and this time it falls to Tony to save the team. Starring Michael Weatherly
• Season 2 Episode 7: Call of Silence (2004) A Marine veteran confesses to the murder of his friend 60 years previously. Gibbs decides to investigate further before taking his word for it, in the hope of saving the elderly Medal of Honour winner from prison. Starring Mark Harmon
• Season 2 Episode 6: Terminal Leave (2004) Gibbs and the team find themselves in deep trouble with the FBI while protecting a veteran naval officer who has caught the attention of an al-Qaida cell. They become convinced they have discovered the bomber, but things are not quite what they seem. Mark Harmon stars
• Season 2 Episode 5: The Bone Yard (2004) An accident at a Navy bombing range brings to light an area used by the Mafia to dump the bodies of their victims. One of the corpses is identified as a missing FBI agent, so the team investigate the events leading up to his death. Crime drama, guest starring Joe Spano
• Season 2 Episode 4: Lt Jane Doe (2004) An investigation into the rape and murder of a woman revives harrowing memories for Ducky, who once worked on a similar case where the killer was never captured but vowed to return. Both victims were civilians dressed in a lieutenant's uniform with a trident symbol carved into their necks
• Season 2 Episode 3: Vanished (2004) A Marine helicopter is discovered abandoned in a crop circle, and witness reports of strange lights in the night sky don't help matters. Gibbs orders the case to be kept under wraps for fear of attracting too much attention from UFO enthusiasts, before uncovering a dark secret involving local residents
• Season 2 Episode 2: The Good Wives' Club (2004) When the mummified remains of a woman are found in a disused compound, forensics are able to establish that the victim had been missing for several months and was wearing a wedding dress when she died. The team soon link the case to a murder in Florida, which they believe was committed by a serial killer
• Season 2 Episode 1: See No Evil (2004) A Navy captain is held hostage in his own office, while his wife and blind daughter are abducted. The kidnappers watch his every move and try to extort a large sum of money from him for his family's release. The NCIS team are soon on the case, but need to identify the chief assailant before he loses his patience

Season 1 - NCIS

• Season 1 Episode 23: Reveille (2004) Gibbs crosses swords with an old adversary, who has re-emerged with a plan to assassinate the president, and taken Kate hostage in a bid to ensure success. The FBI manage to foil his murderous attack, but the case concludes on a downbeat note. Last in series
• Season 1 Episode 22: A Weak Link (2004) A Navy Seal falls to his death during a training exercise for a secret mission and his commanding officer believes it was an accident. Analysis of the victim's equipment reveals it was sabotage, but fingerprints at the crime scene lead to nothing, prompting the agents to re-enact the sequence of events
• Season 1 Episode 21: Split Decision (2004) The remains of a Marine are discovered impaled on a tree stump in the forest, where Tony finds a shell casing from a multi-purpose assault weapon launcher. The team's investigation leads to a pawn shop - where they uncover evidence of an illegal arms deal gone horribly wrong. Mark Harmon stars
• Season 1 Episode 20: Missing (2004) The team investigate the disappearance of a Marine and discover three former members of his unit have all been killed recently, leading them to suspect the commander may be a serial killer. Drama, starring Mark Harmon
• Season 1 Episode 19: Dead Man Talking (2004) Gibbs and his team are called in to investigate the murder of a fellow NCIS agent. Seemingly aware that he was about to be killed, the victim is known to have swallowed a memory card relating to a cold case on which he was working. Tony goes undercover to glean more information - and gets the surprise of his life
• Season 1 Episode 18: Unsealed (2004) A former Navy Seal convicted of killing his wife manages to escape from prison. The team learn his intentions are to take revenge on the person he believes is responsible for committing the crime. Mark Harmon, David McCallum and Sasha Alexander star
• Season 1 Episode 17: The Truth is Out There (2004) An illegal night club throws a party, which ends with the discovery of a Marine's dead body. The NCIS team have a number of leads to examine, including blackmail and an accidental murder. Mark Harmon, David McCallum, Sasha Alexander, Michael Weatherly and Pauley Perrette star
• Season 1 Episode 16: Bete Noire (2004) Ducky, Gerald and Kate are taken hostage by a member of a terrorist organisation working on the base. His request for evidence relating to the recent shooting of a suspected terrorist leads Gibbs to discover they have a Hamas operative in their midst. Alan Dale guest stars
• Season 1 Episode 15: Enigma (2004) Gibbs entrusts the team with the task of finding his former commanding officer, who has gone on the run rather than stay to face charges of killing a Marine and stealing funds. Kate and Tony's investigation leads them to the missing man's cabin - which has been sprayed with bullets and contains an unidentified corpse. Mark Harmon stars
• Season 1 Episode 14: The Good Samaritan (2004) Three similar execution-style killings take place and the team discover one of the victims, an aviator, was going through a messy divorce. His widow falls under suspicion of committing the first two crimes to mask the murder of her husband - but unfortunately she has an iron-clad alibi
• Season 1 Episode 13: One Shot, One Kill (2004) The team race to find a sniper who is targeting Marine recruiters and picking them off one by one - and their only clue is a white feather left at the scene of each killing. American drama, starring Mark Harmon, David McCallum, Sasha Alexander and Michael Weatherly
• Season 1 Episode 12: My Other Left Foot (2004) The team investigate after a severed leg is discovered in a rubbish bin. Once the owner is identified by a Marine tattoo, they follow the trail back to a small town, where an insurance fraud seems to have taken place. American naval crime drama, starring Mark Harmon, David McCallum and Sasha Alexander
• Season 1 Episode 11: Eye Spy (2004) A satellite technician's voyeuristic activities inadvertently lead him to witness the murder of a Navy commander involved in an important weapons project. Tipped off by an anonymous call, the team arrive at the base to find the victim has been stabbed to death through the back of his wetsuit
• Season 1 Episode 10: Left for Dead (2004) An amnesiac woman is buried alive, but manages to claw her way out of the grave. The only thing she remembers is that someone has planted a bomb on board a Navy ship - but in the process of trying to help recover her identity, the team find out things are not quite as they seem. Sherilyn Fenn guest stars
• Season 1 Episode 9: Marine Down (2003) The team are forced to exhume the body of a Marine in a bid to ascertain whether a phone call to his widow, allegedly from beyond the grave, was a malicious hoax - or evidence that he's still alive. Naval crime drama, starring Mark Harmon
• Season 1 Episode 8: Minimum Security (2003) The team head for Cuba to investigate the mysterious death of a Navy translator stationed at Guantanamo Bay. They soon uncover a terrorist's plot to kill one of his own associates and try to thwart the plans before tragedy occurs. Mark Harmon and Sasha Alexander star
• Season 1 Episode 7: Sub Rosa (2003) The partially dissolved body of a submariner is discovered in a tub of acid at a Navy base - but Gibbs discovers no crew have been reported missing so deduces that an impostor has assumed the dead man's identity. Drama, starring Mark Harmon and Sasha Alexander
• Season 1 Episode 6: High Seas (2003) Gibbs, Tony and Kate board an aircraft carrier to investigate the deaths of two crewmen who appear to have overdosed, even though they have no history of drug use. At first the inquiry seems doomed to failure - until training tapes offer an unlikely lead. Drama, starring Mark Harmon and Michael Weatherly
• Season 1 Episode 5: The Curse (2003) The team investigate the death of a Navy lieutenant whose mummified body is found 10 years after his disappearance. Declared a deserter, he received a dishonourable discharge - chiefly because $1million went missing from his ship's safe on the day he vanished. However, doubts about his guilt arise. Drama, starring Mark Harmon and Michael Weatherly
• Season 1 Episode 4: The Immortals (2003) The team investigate a role-playing game which they believe may have caused the death of a sailor found at the bottom of the sea in his dress whites. Discovering he was a compulsive player, they try to find out how far he would have gone to exact revenge on his arch-enemy - another seaman. Drama, starring Mark Harmon and Michael Weatherly
• Season 1 Episode 3: Seadog (2003) A naval commander and his bullet-riddled boat are washed ashore near a similar wreckage and the bodies of two drug-traffickers, but Gibbs is sure the sailor was not a crook. The NCIS team search for the other party involved in the shoot-out to prove the victim's innocence. Lost's Emilie de Ravin guest stars
• Season 1 Episode 2: Hung Out to Dry (2003) A Marine's parachute fails to open during a training exercise and he plunges straight onto a parked car, leaving the NCI team with the task of deducing whether foul play was involved. The man had a reputation for good fortune and walking away from accidents unscathed - but his luck at the poker table may have cost him dear. Mark Harmon and David McCallum star
• Season 1 Episode 1: Yankee White (2003) The Naval Criminal Investigation Service are called in to investigate the death of a senior officer on board the presidential plane Air Force One. Forensic tests show the victim's demise was due to natural causes, but Abby remains convinced he was murdered. US drama, starring Mark Harmon and Sasha Alexander