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Threshold was a science fiction drama television series that first aired on CBS in September 2005. Produced by Brannon Braga, David S. Goyer and David Heyman, the series focuses on a secret government project investigating the first contact with an extraterrestrial species.
Themes
Episodes
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- E1 Trees Made of Glass (1)Next upSep 16, 2005 · 41 min · ★ 7.5
Synopsis

A mysterious alien object attacks a Naval ship and crew. Dr. Molly Anne Caffrey, a government contingency analyst, is contacted by the Deputy National Security Advisor, J.T. Baylock, to investigate the incident along with a special scientific team of her choice.
Guest stars: Kevin Durand, William Mapother, Diane Venora (Andrea Hatten), Scott MacDonald (Captain Manning), Josh Cruze (Secretary of Defense)
- E2 Trees Made of Glass (2)Sep 16, 2005 · 41 min · ★ 7.0
Synopsis

Gunneson reappears in Caffrey's house. Meanwhile, Lucas, Nigel and Ramsey try to break down how the alien signals and DNA operate and come up with some interesting theories. Cavennaugh's team tries to locate Gunneson other shipmates.
Guest stars: Kevin Durand, Seamus Dever (Agent Detoro), William Mapother, Diane Venora (Andrea Hatten)
- E3 Blood of the ChildrenSep 23, 2005 · 41 min · ★ 6.3
Synopsis

When a man at a fast-food restaurant is found with his head imploded, Molly and her Red Team investigate and begin to suspect the involvement of a group of military cadets, and the discovery that the infection has spread beyond the original Big Horn crew.
Guest stars: Cameron Monaghan, Seamus Dever (Agent Detoro), Jake Abel (Brian Janklow), Steven R. McQueen, Richard Cox
- E4 The BurningSep 30, 2005 · 41 min · ★ 7.5
Synopsis

A patient at an psychiatric hospital in Ohio escapes and Molly believes he may have been infected by the alien signal after paintings of glass trees are found in his cell. After further investigation, it is suspected one of the missing Big Horn crew might be involved.
Guest stars: Tanner Richie (Young Tate (voice)), Michael Papajohn, Cliff DeYoung, Raphael Sbarge
- E5 ShockOct 7, 2005 · 41 min · ★ 7.8
Synopsis

After a shipyard gang bust, a suspected fugitive Big Horn crewmember kills a police detective. Molly and Cavennaugh go undercover as Homeland Security agents. Unbeknownst to them, the real Homeland Security department is on the case.
Guest stars: Lauren Tom (Janet TAM), Joe Penny, Viola Davis, Diane Venora (Andrea Hatten)
- E6 PulseOct 14, 2005 · 41 min · ★ 7.2
Synopsis

As the signal from the Big Horn invades a Miami rave, the team investigates who have been infected, trying to prevent the signal from spreading to the population.
Guest stars: Kevin Alejandro (Marcus), Amanda Fuller, Ewan Chung
- E7 The OrderOct 21, 2005 · 41 min · ★ 7.2
Synopsis

Molly and Cavennaugh investigate a newspaper leak regarding the Threshold program which might turn out to be an inside job. The Red Team look into a case of residents of a small town dreaming of trees made of glass.
Guest stars: Kevin Kilner (Senator Will Tollman), Stephen Lee (Eddie), Jake Abel (Brian Janklow), Diane Venora (Andrea Hatten), Jon Polito (Nicky Frost), Jesse Burch (Jesse Burch)
- E8 RevelationsNov 4, 2005 · 41 min · ★ 7.0
Synopsis

Molly and Cavennaugh discover some strange happenings in a missing Big Horn crew member's hometown when they investigate the disappearance of a Threshold field agent.
Guest stars: Kevin Durand, James Frain, Deborah Strang
- E9 ProgenyNov 22, 2005 · 41 min · ★ 5.2
Synopsis

When three women from completely different walks of life appear to be infected, Molly and the Red Team discover the connection among them and must locate the common cause.
Guest stars: Elizabeth Berkley, Michole Briana White, Denise Dowse, Shane Conrad
- E10 The CrossingJan 11, 2006 · 41 min · ★ 7.5
Synopsis

Molly and Baylock realize the Threshold detainees must be moved immediately to a more secure facility in West Virginia when a prisoner attacks and infects a security guard, then tries to break himself and other infected prisoners out of their cells.
Guest stars: Michael Papajohn, Amanda Fuller, Matt Corboy, Jake Abel (Brian Janklow), Scott MacDonald (Captain Manning)
- E11 Outbreak (a.k.a. Escalation)Jan 18, 2006 · 41 min · ★ 7.2
Synopsis

Lucas is infected with the alien DNA from something he ate. The infectees have harvested crops with the alien DNA. Caffrey must find a way to stop what could be nearly 200 new infectees. Also, one of the aliens approaches her with an interesting revelation.
Guest stars: Jacqueline Kim, Catherine Bell, Matthew John Armstrong, Scott MacDonald (Captain Manning)
- E12 VigilanteJan 25, 2006 · 41 min · ★ 5.5
Synopsis

When a number of infectees and seemingly innocent people are killed, it becomes apparent that someone is going after people affected by the alien signal, and is locating them via their heightened brain waves. How is the killer linked to Bighorn crewman Manning, and does his method of finding his victims mean that Molly, Cavennaugh or Lucas could be next on his list?
Guest stars: Jacqueline Kim, Scott MacDonald (Captain Manning)
- E13 AlienvilleFeb 1, 2006 · 41 min · ★ 7.5
Synopsis

Molly Caffrey and Cavennaugh go out to a town call Allenville in search of a Doctor who they think is infected and find more then they were looking for. Meanwhile things at threshold get heated with the pregnancy of the infected woman coming to an end.
Guest stars: Wayne Duvall, Austin Majors (Kid)
Cast & crew
Created by Bragi F. Schut
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Carla Gugino
Brian Van Holt
Brent Spiner
Rob Benedict
Peter Dinklage
Charles S. Dutton





