Elenco
Nigel Patrick
Chief Insp. John Edward Johnnoe
Katherine Woodville
Mary Johnnoe
Colin Blakely
Charlie Ruskin
Derren Nesbitt
Bertie Hoyle
Harry Andrews
Supt. Alec Bestwick
Roy Kinnear
Shorty
Margaret Whiting
Maisie Barton
John Cowley
Jim Ruskin
Allan Cuthbertson
Smythe
Frank Finlay
Leon Sale
Michael Coles
Ben
Ronald Hines
Geoff Lewis
Peter Prowse
Mick Lonergan
George Sewell
Fred Hill
Kenneth J. Warren
Lou Waites
Brian Wilde
Lipson
Peter Bowles
Peter The Pole (uncredited)
Donal Donnelly
Tommy The Trotter (uncredited)
Harry Landis
Hicks (uncredited)
Bernard Goldman
Hymie (uncredited)
Fred Haggerty
Hoyle's Henchman (uncredited)
Peter Brace
Ruskin's Henchman (uncredited)
George Hilsdon
Ruskin's Henchman (uncredited)
Faye Craig
Black Woman (uncredited)
Geoffrey Dunn
Man with Camera (uncredited)
Garfield Morgan
Police Inspector (uncredited)
Geoffrey Denton
Police Inspector (uncredited)
Patrick Jordan
Police Inspector (uncredited)
Ray Smith
Police Sergeant (uncredited)
Donald Tandy
Police Sergeant (uncredited)
Martin Wyldeck
Police Officer (uncredited)
William Baskiville
Police Officer (uncredited)
Arthur Howell
Police Officer (uncredited)
Alan Meacham
Police Officer (uncredited)
Colin McKenzie
Detective (uncredited)
Joe Wadham
Police Driver (uncredited)
David Weston
Young Constable (uncredited)
Michael Segal
Customer at Club (uncredited)
Roy Godfrey
Barman (uncredited)
Peter Evans
Pub customer (uncredited)
Equipe
Ken Annakin
Director
Douglas Warner
Novel
Alun Falconer
Writer
Paul Durst
Writer
Yvonne Caffin
Costume Design
William MacQuitty
Producer
Alfred Roome
Editor
Don Sharpe
Sound Editor
Dudley Lovell
Camera Operator
Geoffrey Rodway
Makeup Artist
Clifton Parker
Music
Reginald H. Wyer
Director of Photography
Iris Tilley
Hairstylist
Alex Vetchinsky
Art Direction
Terry Knight
Draughtsman
Wally Fairweather
Focus Puller
C. Le Mesurier
Sound Recordist
Dudley Messenger
Sound Recordist