Playing on:

The Beast Must Die (1974)
Eight people have been invited to an island estate for the weekend. One of them is a werewolf. Can you guess which one?
Actor:Calvin Lockhart , Peter Cushing , Marlene Clark , Charles Gray , Anton Diffring , Ciaran Madden , Tom Chadbon , Michael Gambon , Sam Mansary , Andrew Lodge , Carl Bohen , Eric Carte , Valentine Dyall , Dennis Plenty , Annie Ross
Director: Paul Annett