Cast
Bruce Bennett
Ship's gunnery officer
Wyndham Standing
Man
Frank Sully
Tommy Malone
Melville Cooper
Ship's Mate Penney
Douglas Gordon
Ship's Lookout
Pat O'Brien
Mike Farrough
コンスタンス・ベネット
Christine Blaine
Alan Baxter
Larry Perrin, alias Larry Ross
Francis Pierlot
Professor Mudge
Norbert Schiller
Submarine First Officer
Frank Baker
Detective
Stanley Logan
Captain James P. Hollister
John Halliday
John Morgan
Marjorie Gateson
Mrs. Winslow
Dick Rich
Perrin's Henchman at Dock
Olaf Hytten
Agent
Jessie Busley
Mrs. Mudge
Don Beddoe
Ship's Chief Engineer Anderson
Erwin Kalser
Dr. Adolph Behrens
Edgar Buchanan
Charles Atterbee