The Strangler of Blackmoor Castle

Der Würger von Schloß Blackmoor is a movie starring Karin Dor, Harry Riebauer, and Rudolf Fernau. A strangler is loose on a British estate, and he not only strangles his victims but brands an "M" onto their foreheads before he...
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.