Reparto
Harry Strang
Submarine officer
Irene Hervey
Frankie Gilroy Wilson
Truman Bradley
Dr. Gregory Landers
Billy Wayne
Lamb
Wade Boteler
Christopher Ruggles
Lal Chand Mehra
Guard (uncredited)
Charles Lang
Tex Harper
George Lynn
Bland (as Peter Lynn)
Eddie Hall
Submarine Crewman firing on the Bombay Clipper (uncredited)
Riley Hill
Steward (uncredited)
Phillip Trent
Tom Hare
John Bagni
Paul, the Purser
Warren Ashe
R. C. Bradford
John Picorri
Waiter
Beatrice Roberts
Miss Kane - Secretary (uncredited)
Turhan Bey
Captain Chundra
C. Montague Shaw
Captain Caldwell
Edgar Barrier
Man on Intercom (voice) (uncredited)
Paul Dubov
News photographer
Maria Montez
Sonya Dietrich Landers
Mary Gordon
Abigail 'Mag' MacPherson
Lloyd Corrigan
George Lewis
J. Pat O'Malley
Chief inspector
Roland Got
Bellhop (uncredited)
William Gargan
James Montgomery 'Jim' Wilson