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.
as Lt. J. G. Kenneth M. Braden
as Commander Paul Stevenson
as Sally Johnson
as Lt. Pat Malone
as Lt. Phil Carney
as Ensign Cy Mount
as Lt. Doherty
as Seaman Peck
as Pharmacist Mate Ash
as Seaman Floyd
as Chief Petty Officer York
as Seaman Kovacs
as Japanese (uncredited)
as Gruber (uncredited)
as Jukebox Girl
as Seaman Weary