Cast

• J. Edward Bromberg
  J. Edward Bromberg
  Joseph Edward Bromberg was a Hungarian-born American character actor in motion picture and stage productions dating mostly from the 1930s and 1940s....
  
   as Arnold DeBrock
• Osa Massen
  Osa Massen
  -Background and early career:Born Aase Madsen, she began her career as a newspaper photographer before becoming an actress. Massen notably appeared as Melvyn Douglas' unfaithful wife dealing with blackmailer Joan Crawford in A Woman's Face ....
  
   as Valeria DeBrock
• William Wright as Christopher Waring
• Margaret Tallichet as Joan Millard
• Abner Biberman
  Abner Biberman
  Abner Biberman , was an American actor, director, and screenwriter...
  
   as Carlos Castillo-Martinez
• Martin Kosleck
  Martin Kosleck
  Martin Kosleck was a German film actor. Like many other German actors, he fled when the Nazis came to power. Inspired by his deep hatred of Adolf Hitler and the Nazis, Kosleck would make a career in Hollywood playing villainous Nazis in films. While in the United States, he would appear in more...
  
   as Grebb, Henchman
• Charles D. Brown as Capt. Jonathan Hunt
• Ivan Miller as Capt. Brigham
• Roland Varno
  Roland Varno
  Roland Varno was a character actor from Utrecht, Netherlands. He appeared in dozens of films in the 1930s and 1940s including the Return of the Vampire, My Name is Juila Ross, Gunga Din, Three Faces West, Women in Bondage, Three's a Crowd, Flight to Nowhere and Scared to Death.Varno also appeared...
  
  as Ship's Doctor