When Johnny Matlock whisks away a cold war secret from under the noses of Berlin's top secret agents, his every move is followed when he returns to England. His girlfriend Paula is kidnapped but her handbag is discovered at the scene of the crime by the aristocratic private eye, Duke Martin. Inside it he discovers the secret formula that the agents are searching for and tracks down her sister Paula. As Johnny grows frantic for the safe return of his girlfriend, Duke Martin plays a deadly game of double bluff with the enemy agents.
Cast
Tom Conway
Tom Martin
Michael Balfour
Barney
Honor Blackman
Paula Grant / Paula Jackson
Brian Worth
Johnny Matlock
Bruce Seton
Webb
Freddie Mills
Pat
Alexander Gauge
MacAllister
John Horsley
Michael Matlock
Paddy Webster
Diane Grant
John Colicos
First Kidnapper
Larry Taylor
Second Kidnapper
Arthur Lowe
Mitchell
Frederick Schrecker
Professor Dohlmann
Marianne Walla
Miss Freda Dohlmann
Russell Westwood
Berlin Man
Crew
Henry Cass
Director
Norman Hudis
Writer
Paddy Manning O'Brine
Story
Anne Barker
Editor
Monty Berman
Director of Photography, Producer
Percy Hermes
Assistant Director
Robert S. Baker
Producer
Ronald Liles
Production Controller
Desmond Davis
Camera Operator
Barbara Sutton
Hairstylist
Jimmy Evans
Makeup Artist
George Burgess
Sound Recordist
Stanley Black
Original Music Composer
Gladys Reeve
Continuity
Clive Midwinter
Production Manager
Norman G. Arnold
Art Direction
