• 
  Freddie Francis

  regizor

• 
  Alexander Knox

  Frank Saville
• 
  John Standing

  Mark Von Sturm
• 
  Harold Lang

  Briggs
• 
  Margaret Johnston

  Mrs. Von Sturm
• 
  Patrick Wymark

  Inspector Holloway
• 
  Colin Gordon

  Dr. Glyn
• 
  Thorley Walters

  Martin Roth

• 
  Robert Crewdson

  Victor Ledoux

• 
  John Wilcox

  imagine
• 
  Oswald Hafenrichter

  montaj
• 
  Milton Subotsky

  producător
• 
  Max Rosenberg

  producător
• 
  Peter Price

  second unit director or assist
• 
  John Cox (I)

  sound department