Puzzle

Ken Goodlet as Det. Insp. Dixon Peter Gwynne as Det. Sgt. Knox Ivar Kants as Det. Const. Gilbert James Franciscus as Harry Scott Robert Helpmann as Shepherd Tony Barry as Det. Const. Langdon Wendy Hughes as Claudine Cunningham Gerard Kennedy as Garrett Kerry McGuire as Diana Carson

Gordon Hessler Director Robert Klein Executive Producer