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In a Madman's World poster
MOVIE

In a Madman's World

IMDbView on IMDb ↗2017-03-10· 122 min
CrimeDramaHorrorThriller

Directly based upon the infamous Houston Mass Murders, the film centers around Elmer Wayne Henley's life before, during, and immediately after his involvement with Dean Corll and David Brooks, and their killing spree of over 28 victims from 1970 to 1973.

Top cast

Below are the streaming services currently carrying the movie “In a Madman's World” 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 In a Madman's World 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 In a Madman's World by country