Discover
Aldo Ray
Matt Kirk
Heather Sears
Ann Fulton
Neil McCallum
Johnny Kirk
Victor Maddern
Bert
Carlo Giustini
Luke (as Carlo Justini)
Alan Tilvern
Superintendent Hanna
Barbara Mullen
Mrs. Fulton
Gerry Duggan
Pat Fulton
Kenneth J. Warren
Police Commissioner (as Kenneth Warren)
Grant Taylor
Constable Macey
Deryck Barnes
Sergeant Drake (as Derek Barnes)
Richard Vernon
Under Secretary
Ewan MacDuff
Naval Captain (as Ewan Macduff)
Martin Boddey
Brigadier
Max Robertson
Motorcycle Policeman
John Pusey
Small Boy
Fred Abbott
Constable
Peter Bathurst
Attorney General
Camera
Gordon Dines
Director of Photography
Crew
Alexander Baron
Additional Dialogue
Directing
Harry Watt
Director
Production
Michael Balcon
Producer
Sound
Kenneth V. Jones
Original Music Composer
Writing
Jon Cleary
Screenplay
Lee Robinson
Story
Harry Watt
Screenplay
Harry Watt
Adaptation
Inman Hunter
Story
Camera
Gordon Dines
Director of Photography
Crew
Alexander Baron
Additional Dialogue
Directing
Harry Watt
Director
Production
Michael Balcon
Producer
Sound
Kenneth V. Jones
Original Music Composer
Writing
Jon Cleary
Screenplay
Lee Robinson
Story
Harry Watt
Screenplay
Harry Watt
Adaptation
Inman Hunter
Story