• 
  Mark Robson

  regizor

• 
  Ardel Wray

  scenarist

• 
  Boris Karloff

  Gen. Nikolas Pherides
• 
  Ellen Drew

  Thea
• 
  Marc Cramer

  Oliver Davis
• 
  Ernst Deutsch

  Dr. Drossos
• 
  Alan Napier

  St. Aubyn
• 
  Helen Thimig

  Madame Kyra

• 
  Katherine Emery

  Mrs. Mary St. Aubyn
• 
  Jason Robards Sr.

  Albrecht (as Jason Robards)