Overview
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.
Cast
Frankie Avalon
Chris
Jill Haworth
Sheila
Dennis Price
Inspector Bill Bradley
Mark Wynter
Gary Scott
George Sewell
Bob Kellett
Gina Warwick
Sylvia Fuller
Richard O'Sullivan
Peter
Carol Dilworth
Dorothy Pulman
Julian Barnes
Richard
Veronica Doran
Madge
Robin Stewart
Henry
Jan Holden
Peggy
Clifford Earl
Sgt Pelley
Robert Raglan
John Bradley
Vicki Michelle
Sally (uncredited)
Nicholas Young
Party Guest (uncredited)
Bill Hibbert
Man in Pub (uncredited)
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