
"The man they called the 'human torpedo' - the secret underwater marauder who hit like no man hit before!"
Lieutenant Braden discovers that Sally, the woman he's been falling in love with, has actually been checking out his qualifications to be a U.S. Navy frogman. He must put his personal life behind him after being assigned to be smuggled into a Japanese-held island via submarine to photograph radio codes.
Lt. J. G. Kenneth M. Braden

Commander Paul Stevenson

Sally Johnson

Lt. Pat Malone

Lt. Phil Carney

Ensign Cy Mount

Lt. Doherty

Seaman Peck

Pharmacist Mate Ash

Seaman Floyd

Chief Petty Officer York
Seaman Kovacs

Japanese (uncredited)

Gruber (uncredited)
Jukebox Girl

Seaman Weary
