Starring: Peter Dinklage, Carla Gugino, Brent Spiner, Charles S. Dutton

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.

Threshold - Publicity still of Carla Gugino & Brian Van Holt

More stills and photos from "Threshold"