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Three Black Triangles poster
MOVIE

Three Black Triangles

黑三角
TMDb7.0IMDbView on IMDb ↗1977-01-01· 89 min
ThrillerAction

The Public Security Bureau intercept a telegram notifying foreign agents to retrieve the "110 secret". Shi Yan, head of the Reconnaissance Section, starts a campaign of counter-espionage, but one of his agents is soon killed on board a train.

Top cast

Below are the streaming services currently carrying the movie “Three Black Triangles” in the United Kingdom, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United Kingdom can differ from other countries.

Where to watch Three Black Triangles in United Kingdom

Netflix
Netflix
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OSN+
OSN+
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Amazon Prime Video
Amazon Prime Video
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Shahid
Shahid
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Watch It
Watch It
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TOD
TOD
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Disney+
Disney+
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Apple TV+
Apple TV+
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Not currently available on the supported providers in United Kingdom.

Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 22 Sept 2026.

Where to watch Three Black Triangles by country