overview : 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.

First Air Date : Sep 16, 2005

Last Air Date : Feb 01, 2006

Runtime : 41m

Episodes : 13

Seasons : 1

Genre : Sci-Fi & Fantasy,Drama,Action & Adventure,

Companies : Paramount Television Studios, Phantom Four, Heyday Films, CBS Paramount Network Television

Countries : US

Keywords : washington dc, usa, alien, alien invasion, government cover-up, top secret, government conspiracy