Triangle (2009): cast, story & where to watch
2009 · Film · ★ 5

Released in 2009, Triangle is a comedy, crime and romance film directed by Ji Young-soo, running about 92 minutes.
What it’s about. A tense standoff between a wealthy young widow with a collection of world-famous art, a swindler with an eye on her collection, and a strange woman who blackmails him into including her in the con.
Who’s in it. Triangle stars Ahn Jae-wook as Ryu Sang-woo, Lee Soo-kyung as Han Ji-young, Lee Sung-min as CEO Lee Byung-joon and Heo Jung-gyu as Detective Won, among others.
How it landed. With an audience score of 5.0/10, Triangle has proved divisive with audiences.
Where to watch. Streaming options change often. See the full, country-by-country breakdown on our where to watch Triangle page.
If you liked it. Fans of Triangle tend to enjoy Forrest Gump, Parasite, Life Is Beautiful and Fight Club.
Frequently asked
- Where can I watch Triangle (2009)?
- Streaming, rental and purchase options for Triangle change frequently. Check our where-to-watch page for the latest availability in your country.
- Is Triangle worth watching?
- Triangle holds an audience score of 5.0 out of 10, and is a strong pick if you enjoy comedy, crime and romance. Reactions are mixed, so it may depend on taste.
- Who stars in Triangle?
- Triangle stars Ahn Jae-wook, Lee Soo-kyung, Lee Sung-min, Heo Jung-gyu and Kang Hye-jung.
- When was Triangle released?
- Triangle was released in 2009, with a runtime of about 92 minutes.
