Discover

John Stuart
Inspector Thornton

Victoria Hopper
Susan

John Le Mesurier
Pendicot
Frank Hawkins
Roger Trent
Tony Doonan
Jenkins

Gillie Fenwick
Sandy
Blanche Fothergill
Mrs. Midge
Pat Ryan
Roberts, Plainclothesman
Camera
Cyril Bristow
Director of Photography
Editing
Maurice Rootes
Editor
Production
Maurice J. Wilson
Executive Producer
Harry Reynolds
Producer
George Armstrong
Production Manager
Sound
Charles Reynolds
Sound
Writing

John Gilling
Writer