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 Stream
Stream in 135 countries
Sorted by distance from 
United States
US United States
MX Mexico
BS Bahamas
CA Canada
BZ Belize
GT Guatemala
CU Cuba
HN Honduras
SV El Salvador
JM JamaicaShowing 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 worldwide
Our listings show subscription, free or ad-supported streaming for Submarine Alert in 135 countries. Providers and access requirements vary by country.
In United States, the listed subscription streaming options for Submarine Alert are fuboTV, MGM+ Amazon Channel, Philo, MGM Plus Roku Premium Channel, MGM Plus, FlixFling, and IndieFlix Shorts Amazon Channel.
Public Domain Movies and Fawesome are listed with free streaming offers for Submarine Alert in United States. Check the service for account requirements.
Ad-supported streaming is listed on Plex, Plex Channel, Cineverse, and Tubi TV in United States. Check the provider for access requirements.
MGM+ Amazon Channel and IndieFlix Shorts Amazon Channel are listed as channel options. Check the channel's subscription requirements on its host platform before signing up.
Our listings also show streaming in 134 other countries, including Mexico, Bahamas, and Canada. Follow the country guides below to compare providers.
Tubi TV and Plex are also listed in Mexico. Catalogs and season coverage can differ between countries.
Automatically summarized from TMDB watch-provider listings supplied by JustWatch. Listings fetched . Streaming availability can change. Rental and purchase offers are not included.