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Who Killed Mary Whats'ername? poster
MOVIE

Who Killed Mary Whats'ername?

TMDb4.9IMDbView on IMDb ↗1971-12-11· 90 min
CrimeMysteryThriller

A prostitute is murdered on the streets of a tough, low-income neighborhood. A diabetic retired boxer who knew her is appalled by the lack of interest shown in the case by the police or anybody else in the neighborhood, and decides to investigate the case himself.

Top cast

Below are the streaming services currently carrying the movie “Who Killed Mary Whats'ername?” 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 Who Killed Mary Whats'ername? 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: 14 Sept 2026.

Where to watch Who Killed Mary Whats'ername? by country