Seasons & Episodes
Trees Made of Glass (1)
A mysterious alien object attacks a Naval ship and crew. Dr. Molly Anne Caffrey, a government contingency analyst, is co
Trees Made of Glass (2)
Gunneson reappears in Caffrey's house. Meanwhile, Lucas, Nigel and Ramsey try to break down how the alien signals and DN
Blood of the Children
When a man at a fast-food restaurant is found with his head imploded, Molly and her Red Team investigate and begin to su
The Burning
A patient at an psychiatric hospital in Ohio escapes and Molly believes he may have been infected by the alien signal af
Shock
After a shipyard gang bust, a suspected fugitive Big Horn crewmember kills a police detective. Molly and Cavennaugh go u
Pulse
As the signal from the Big Horn invades a Miami rave, the team investigates who have been infected, trying to prevent th
The Order
Molly and Cavennaugh investigate a newspaper leak regarding the Threshold program which might turn out to be an inside j
Revelations
Molly and Cavennaugh discover some strange happenings in a missing Big Horn crew member's hometown when they investigate
Progeny
When three women from completely different walks of life appear to be infected, Molly and the Red Team discover the conn
The Crossing
Molly and Baylock realize the Threshold detainees must be moved immediately to a more secure facility in West Virginia w
Outbreak (a.k.a. Escalation)
Lucas is infected with the alien DNA from something he ate. The infectees have harvested crops with the alien DNA. Caffr
Vigilante
When a number of infectees and seemingly innocent people are killed, it becomes apparent that someone is going after peo
Alienville
Molly Caffrey and Cavennaugh go out to a town call Allenville in search of a Doctor who they think is infected and find
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