Where to watch Triangle (2009) tonight
Triangle (2009) runs 1 h 39 min, is rated R in the US and averages 6.9 from 3,202 TMDB members. When Jess sets sail on a yacht with a group of friends, she cannot shake the feeling that there is something wrong.
- Runtime
- 1 h 39 min — ends 9:39 pm if you start at 8:00 pm
- Rated
- R (US)
- Genres
- Horror
- Released
- October 16, 2009
- TMDB rating
- 6.9 / 10 from 3,202 votes
- Director
- Christopher Smith
- Starring
- Melissa George, Liam Hemsworth, Emma Lung, Rachael Carpani
- Language
- English
Where to watch it tonight
Availability loads live for your country. See where Triangle streams (JustWatch via TMDB) →
Streaming availability by JustWatch. In the US, as of 2026-11-07: Amazon Prime Video (subscription), fuboTV (subscription), Peacock Premium (subscription), Philo (subscription), Amazon Prime Video with Ads (subscription), Peacock Premium Plus (subscription), Kanopy (free), Hoopla (free), Fawesome (free), The Roku Channel (free with ads), Fandango at Home Free (free with ads), Pluto TV (free with ads), YouTube Free (free with ads), Xumo Play (free with ads), Tubi TV (free with ads).
Questions people ask
- How long is Triangle?
- Triangle is 1 h 39 min long (99 minutes). If you start it at 8:00 pm it ends at 9:39 pm; add about 20 minutes if you watch trailers first.
- What is Triangle rated?
- Triangle is rated R in the US.
- Is Triangle a good movie to watch with a group?
- Yes — a crowd movie. Horror hold a room: people can talk, laugh or scream over it and still follow what is going on. Rated R in the US — check who is in the room.
- Where can I stream Triangle?
- In the US, as of 2026-11-07: Amazon Prime Video (subscription), fuboTV (subscription), Peacock Premium (subscription), Philo (subscription), Amazon Prime Video with Ads (subscription), Peacock Premium Plus (subscription), Kanopy (free), Hoopla (free), Fawesome (free), The Roku Channel (free with ads), Fandango at Home Free (free with ads), Pluto TV (free with ads), YouTube Free (free with ads), Xumo Play (free with ads), Tubi TV (free with ads). Availability changes often; this page loads the live list for your country (streaming availability by JustWatch).
Lists it could be on
If you like Triangle
- Old (2021)
- Dead Sea (2024)
- The Fog (1980)
- Sweetheart (2019)
- Ghost Ship (2002)
- He's Out There (2018)
- Hereditary (2018)
- Doctor X (1932)
Triangle on TMDB · This product uses the TMDB API but is not endorsed or certified by TMDB.
Lights Down is a free tool: tell it your streaming services and how long you have, and it ranks what you can stream tonight, with a this-or-that, a roll, a bracket and a wheel. Movie data from TMDB; streaming availability by JustWatch. Page updated 2026-11-08. 
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