Submarine Alert
Nazi spies use a stolen shortwave transmitter prototype to broadcast top secret shipping info to an offshore Japanese sub. To nab the spy ring, the Government has the West Coast's top radio engineers fired and shadowed to see if the Nazis recruit them to complete work on the prototype radio. Radio…
Where to watch in Canada
FlixFling
Tubi TV
Plex
CineverseStreaming in other countries
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BM Bermuda
BS Bahamas
IS Iceland
CU Cuba
BZ Belize
GT Guatemala
Showing 10 of 135 countries.
Cast, directors & writers
Richard Arlen
Lewis J. 'Lee' Deerhold
Wendy Barrie
Ann Patterson
Nils Asther
Dr. Arthur Huneker
Roger Pryor
G.B. Fleming
Abner Biberman
Commander Toyo
Marc Lawrence
Vincent Bela
John Miljan
Mr. Bambridge / Capt. Haigas
Patsy Nash
Tina Deerhold
Ralph Sanford
Agent Freddie Grayson
Jack Carr
Old Mill Gate Guard
Dwight Frye
Haldine (uncredited)
Frank McDonald
Director
Maxwell Shane
Writer
About streaming Submarine Alert in Canada
Our listings show Submarine Alert on FlixFling through subscription streaming in Canada.
Ad-supported streaming is listed on Tubi TV, Plex, and Cineverse in Canada. Check the provider for access requirements.
Our listings also show streaming in 134 other countries, including United States, Mexico, and Bermuda. Follow the country guides below to compare providers.
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