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Submarine Attack poster
MOVIE

Submarine Attack

La grande speranza
TMDb6.4IMDbView on IMDb ↗1954-08-16· 87 min
DramaWar

During WWII, handsome young Italian sub commander and his crew torpedo Allied freighters and transport ships for the Axis then rescue the occasional survivor and treat them humanely while seeking a safe place to put them ashore.

Top cast

Below are the streaming services currently carrying the movie “Submarine Attack” 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 Submarine Attack 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: 17 Sept 2026.

Where to watch Submarine Attack by country