• 
  William Castle

  regizor

• 
  Audrey Dalton

  Maude Sardonicus
• 
  Oskar Homolka

  Krull
• 
  Edith Atwater

  Nurse
• 
  Vladimir Sokoloff

  Henryk Toleslawski
• 
  Lorna Hanson

  Anna
• 
  Erika Peters

  Elenka Toleslawski
• 
  Ronald Lewis

  Sir Robert Cargrave

• 
  Guy Rolfe

  Baron Sardonicus / Marek Toleslawski

• 
  Dona Holloway

  producător
• 
  William Castle

  producător
• 
  Cary Odell

  art director
• 
  Burnett Guffey

  imagine
• 
  William Castle

  Himself