Sci-Fi & FantasyDramaAction & Adventure
Threshold
2005-20067.2 IMDbEpisode avg 7.41 seasons · 13 rated episodes
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.
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Last updated 6/6/2026
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