Top cast
Bernard Lee
Inspector Mann
Moira Redmond
Freda Strickland
Stanley Morgan
Sergeant Rutledge
John Van Eyssen
Merril
Gordon Boyd
Rex Holland
Mark Singleton
Shilton
Victor Platt
Harold Strickland
Ernest Clark
Ashton
Nicholas Smith
Pawn Shop Assistant
Larry Martyn
Pete Lake
Danny Sewell
Avery
Robert Sansom
Doctor
Richard Shaw
Bill Cross
Graham Leaman
Ballistics Scientist
Hilary Martyn
Rita
Clive Marshall
Tony Hart
Ruth Meyers
Mary Nuttal
Deidre Day
Secretary
Directed by
Peter Duffell
Written by
Robert Banks Stewart
Produced by
Jack Greenwood