Threshold Episode Guide

Episode Guide

• Season 1 Episode 13: Alienville

  As the extraterrestrial threat against the future of mankind comes to a head, Molly and the Red Team look to wipe out the infection once and for all. To achieve this, they must face their formidable foe in an epic battle that will ultimately decide the fate of the human race

• Season 1 Episode 12: Vigilante

  A doctor's mission to execute all of the infected takes a turn for the worse when innocent civilians' lives are put in danger. Ramsey's lust for the greater things in life leaves him exposed to the virus

• Season 1 Episode 11: Outbreak

  The threat from genetically modified food continues to occupy the Red Team, and they soon recruit a feisty botany expert to help with their work. Meanwhile, Molly finally discovers the aliens' shocking motive. Sci-fi drama, with Carla Gugino, Charles S Dutton and Brent Spiner

• Season 1 Episode 10: The Crossing

  A prisoner breaks out of his cell and attempts to free his infected fellow inmates. A security guard who tries to stop him contracts the virus, prompting Molly to order all detainees to be transferred to a holding area in West Virginia. However, the convoy is attacked, leaving the team battling on all fronts

• Season 1 Episode 9: Progeny

  Three women from completely different backgrounds become infected. Molly and the Red Team are quick to respond by investigating what common factor links the victims, and why they have been targeted

• Season 1 Episode 8: Revelations

  The team investigates a number of mutating crystals that appear on the sea bed, contaminating everything they touch. It is believed the aliens have planted them in an effort to cover the Earth's entire surface, so Molly searches for a way to halt their growth

• Season 1 Episode 7: The Order

  A fresh outbreak of the epidemic sours the name of a restaurant. As the team investigate, they come to suspect it was an inside job. However, their movements are leaked to the media, raising the curiosity of a political magnate - a factor which could prove perilous

• Season 1 Episode 6: Pulse

  Clubbers in Miami appear to be infected with a strange virus transmitted through techno tunes. Scenes of chaos ensue, prompting Molly and the team to race to the venue to see if the DJ in control of the music has been contaminated with the alien disease

• Season 1 Episode 5: Shock

  The murder of a police detective leads Molly and Cavennaugh to suspect a fugitive Big Horn crew member. The pair pose as Homeland Security officers, but their cover is soon blown. Meanwhile, an infectee teams up with terrorists to release an alien signal on the American subway network

• Season 1 Episode 4: The Burning

  A patient at a psychiatric hospital in Ohio disappears and Molly worries that he may have been infected by an alien signal after unearthly paintings are found in his cell. The investigation that ensues reveals evidence pointing toward the Big Horn crew

• Season 1 Episode 3: Blood of the Children

  Molly hears reports of a passenger plane that flew close to the sinister alien signal, prompting fears that another group of humans may have become infected with the virus, possibly sending them all on a killing spree. A group of military cadets come under suspicion following the discovery of a man whose head imploded. Carla Gugino stars

• Season 1 Episode 2: Trees Made of Glass - Part Two

  Sci-fi drama series following a team of specialists called upon to investigate a spate of mysterious and alarming circumstances that are all linked to modern technology, and are having a horrific effect on those involved

• Season 1 Episode 1: Trees Made of Glass - Part One

  Part one of two. Sci-fi drama series following a team of specialists called upon to investigate a spate of mysterious and alarming circumstances that are all linked to modern technology, and are having a horrific effect on those involved. Dr Molly Caffrey heads the inquiry into a ship whose crew suffered a gruesome experience after seeing a strange light in the sky