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.
Where to watch Threshold in United States
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Click a service to open Threshold there. Availability last verified on June 20, 2026.
About Threshold
Threshold is a 2005 English-language sci-fi & fantasy, drama and action & adventure series created by Bragi F. Schut. The cast is led by Carla Gugino, Brian Van Holt, Brent Spiner. It spans 1 season and 13 episodes. Viewers rate it 7.0/10 across 100 ratings.
Threshold was produced by Paramount Television, Phantom Four, and Heyday Films and made in United States of America and United Kingdom. It was first aired on September 16, 2005.
- Created by
- Bragi F. Schut
- First aired
- September 16, 2005
- Last aired
- February 1, 2006
- Original language
- English
- Status
- Canceled
- Seasons
- 1 (13 episodes)
- Network
- CBS
- Country
- United States of America, United Kingdom
- Production
- Paramount Television, Phantom Four, Heyday Films
Threshold cast & crew
Threshold was created by Bragi F. Schut.
The cast features Carla Gugino as Dr. Molly Anne Caffrey, Brian Van Holt as Sean Cavennaugh, Brent Spiner as Dr. Nigel Fenway, Rob Benedict as Lucas Pegg, Peter Dinklage as Arthur Ramsey, and Charles S. Dutton as J.T. Baylock.
Behind the camera, it was produced by David S. Goyer and Brannon Braga.
Is Threshold worth watching?
Threshold holds an audience score of 7.0/10 from 82 ratings, marking it as well-reviewed sci-fi & fantasy series.
With 1 season and 13 episodes, it's a quick, bingeable run.
If you enjoy sci-fi & fantasy, drama, and action & adventure, Threshold is worth a place on your watchlist.
How and where to watch Threshold
Threshold isn't currently available on major streaming services in United States. We track availability continuously — add it to your watchlist and we'll keep an eye out.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
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Cast of Threshold
Carla Gugino
Dr. Molly Anne Caffrey
Brian Van Holt
Sean Cavennaugh
Brent Spiner
Dr. Nigel Fenway
Rob Benedict
Lucas Pegg
Peter Dinklage
Arthur Ramsey
Charles S. Dutton
J.T. Baylock
Threshold — FAQs
▸Where can I watch Threshold in United States?
Threshold is not currently available on major streaming services in United States. Availability changes often — check back soon.
▸What language is Threshold in?
Threshold is originally in English. Subtitle and dub options vary by streaming service.
▸How many seasons of Threshold are there?
Threshold has 1 season with 13 episodes in total.
▸What is Threshold rated?
It holds a 7.0/10 audience score from 82 ratings.
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