Peter Duffell Director John Bennett Detective Inspector Holloway Actor Denholm Elliott Charles Hillyer Actor Peter Cushing Philip Grayson Actor John Bryans A.J. Stoker Actor Joanna Dunham Alice Hillyer Actor Tom Adams Dominick, Richard Actor Christopher Lee John Reid Actor Nyree Dawn Porter Ann Norton Actor Jon Pertwee Paul Henderson Actor Ingrid Pitt Carla Lind Actor Robert Bloch Screenwriter Milton Subotsky Writer, Producer Max Rosenberg Producer Gordon Wescourt Executive Producer Ray Parslow Cinematographer Peter Tanner Film Editing Michael Dress Original Music Tony Curtis Art Director