Madhouse (1974) follows a former act who has a mental breakdown but later reprises his acting role and is blamed for a string of murders.
The Beast Must Die (1974) is about a wealthy hunter who invites five people to his mansion only to find out who of the five is a werewolf.
The House That Dripped Blood (1971) is about a detective who is investigating a disappearance and is told stories about the previous tenants.
Horror Express (1972) follows a Professor Saxton who captures a prehistoric specimen only for it to be released on the train ride home.
The Skull (1965) follows Dr. Christopher Maitland, a researcher and art collector, who becomes possessed by the skull of the Marquis de Sade