A detective proves that a Robin Hood-type crook did not steal a metal formula.
John Bentley
Richard Rollison
Patricia Dainton
Susan Lancaster
Valentine Dyall
Inspector Grice
John Robinson
Linnett
Lockwood West
Kennedy
Katharine Blake
Janet Lord
Roddy Hughes
Jolly
Wally Patch
Bert Ebbutt
Basil Dignam
Superintendent
Ian Fleming
Dr. Lancaster
Monti DeLyle
The Spaniard
Charles Hawtrey
Cashier
Maclean Rogers
Director
Geoffrey Faithfull
Director of Photography
John Creasey
Book
Humphrey Cull
Clapper Loader
