Where to watch
Not available in United Kingdom
Streaming in 1 other country
Triangle isn't on any streaming service in United Kingdom right now, but it's available in South Korea. Streaming rights are licensed per country.
Cast · Directed by Ji Young-soo
More from Kang Hye-jung · Lead actress
More from Ahn Jae-wook · Co-star actor
More from Ji Young-soo · Director
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Triangle — streaming FAQ
Which OTT platform streams Triangle?
Triangle isn't on any streaming service in United Kingdom yet, but it's available in South Korea. Streaming rights differ by country — switch your country in the header to see where.
Is Triangle on Netflix?
No, Triangle is not on Netflix in United Kingdom as of November 2026.
Is Triangle on Amazon Prime Video?
No, Triangle isn't on Amazon Prime Video in United Kingdom right now.
Where can I watch Triangle for free?
Triangle isn't streaming in United Kingdom yet, so there's no way to watch it free at the moment.
