Teenagers gathered in an old mansion are being murdered one by one. The survivors must discover who among them is the killer before he finishes off everybody.
Chris
Sheila
Inspector Bill Bradley
Gary Scott
Bob Kellett
Sylvia Fuller
Peter
Dorothy Pulman
Richard
Madge
Henry
Peggy
Sgt Pelley
John Bradley
Sally (uncredited)
Party Guest (uncredited)
Man in Pub (uncredited)
Director
Screenplay
Original Music Composer
Conductor
Editor
Sound Mixer
Makeup Artist
Assistant Director
Camera Operator
Hairdresser
Producer
Production Manager
Director of Photography
Wardrobe Assistant
Art Direction
Continuity
Still Photographer
