Teenagers in an old mansion are being murdered one by one. The survivors must discover who among them is the killer before they're all finished off.
as Chris
as Sheila
as Inspector Bill Bradley
as Gary Scott
as Bob Kellett
as Sylvia Fuller
as Peter
as Dorothy Pulman
as Richard
as Madge
as Henry
as Peggy
as Sgt Pelley
as John Bradley
as Sally (uncredited)
as Party Guest (uncredited)
