Esoterica collector Dr Maitland buys an unusual skull from his ordinary source; the artifact is what remains of the Marquis De Sade. Much too soon, Maitland discovers that the skull is turning him into a frenzied killer.

• Amicus Productions
• Peter Cushing
• Christopher Lee
• Patrick Wymark
• Jill Bennett
• Peter Woodthorpe
• Nigel Green
• April Olrich
• George Coulouris