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Diagnosis: Murder poster
MOVIE

Diagnosis: Murder

TMDb6.1IMDbView on IMDb ↗1974-01-01· 95 min
Thriller

A psychiatrist plots to murder his wife so he can be with his mistress, but his wife mysteriously disappears before he can carry out his plan.

Top cast

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

Where to watch Diagnosis: Murder in Canada

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 Canada.

Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 7 Sept 2026.

Where to watch Diagnosis: Murder by country