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What You Can't Promise poster
MOVIE

What You Can't Promise

IMDbView on IMDb ↗2021-11-20· 71 min
DramaRomanceHorror

When a mysterious woman turns up unexpectedly at an old country house, the new owner makes a decision that could change him forever. He soon realises that something about his new houseguest makes him uneasy. Nevertheless, he can't help but find her strangely beguiling.

Top cast

Below are the streaming services currently carrying the movie “What You Can't Promise” 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 What You Can't Promise 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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Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 20 Sept 2026.

Where to watch What You Can't Promise by country