Watch Submarine Base

After his ship is sunk by a German U-boat, a merchant sailor takes refuge on a remote tropical island. There he discovers that a notorious American gangster has built a hidden facility to supply the Germans with torpedoes.

Submarine Base is a 1943 action movie with a runtime of 1 hour and 5 minutes. It has received mostly poor reviews from critics and viewers, who have given it an IMDb score of 4.5.