The Strangler of Blackmoor Castle

A strangler is loose on a British estate, and he not only strangles his victims but brands an "M" onto their foreheads before he decapitates them.

• 
  Karin Dor

  Claridge Dorsett
• 
  Harry Riebauer

  Inspector Jeff Mitchell
• 
  Ingmar Zeisberg

  Judy
• 
  Walter Giller

  Lord Edgar Blackmoor
• 
  Rudolf Fernau

  Lucius Clark
• 
  Hans Nielsen

  Tavish
• 
  Dieter Eppler

  Anthony, the butler
• 
  Hans Reiser

  Mike Pierce
• 
  Richard Häussler

  Dr. Tromby
• 
  Albert Bessler

  Gärtner Sebastian