Tallulah Bankhead
Diana Sturm
Gary Cooper
Lt. Sempter
Charles Laughton
Cmdr. Charles Sturm
Cary Grant
Lt. Jaeckel
Paul Porcasi
Hassan
Juliette Compton
Mrs. Planet
Henry Kolker
Hutton
Dorothy Christy
Mrs. Crimp
Arthur Hoyt
Mr. Planet
Gordon Westcott
Lt. Toll
James Dugan
Condover
Peter Brocco
Wireless Operator (uncredited)
Jack Gardner
Submarine Crewman (uncredited)
John George
Man in Crowd (uncredited)
