Threshold

• Sci-Fi & Fantasy
• Drama
• Action & Adventure

• 13 Episodes
• 1 Seasons
• en

• star7.0/ 10

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.