Robert Crain
Captain Müller
Esther
Colonel Statter
Kruse
Donkeyman
Dr. Ambach
Branner
Milkereit
Baldwin
Admiral (as Oscar Beregi)
Nissen
Kurz
Busch
Wilke
Steward
Schultz
Lt. Brandt
Koeniger
Radio Officer (uncredited)
Merchant Marine (uncredited)
Crew Member (uncredited)
