Threshold

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.

Last episode: 2006-02-01
First episode: 2005-09-16
Type: Scripted
Rating: 7.026
Runtime: unknown