Hugh Williams
Nicholas Talbot
Greta Gynt
Phillipa Shelley
Marius Goring
Sidney Fleming
Francis L. Sullivan
Prosecuting Counsel
Henry Edwards
Inspector Archer
Rosalie Crutchley
Elizabeth Rusman
Marjorie Mars
Joan Newcombe
Maurice Denham
Defense Counsel
Margaret Boyd
Mrs. Turnbull
Leo Bieber
Parone, Orchestra Conductor
Herbert C. Walton
Grieve
Dodd Mehan
Chemist
Hugh Kelly
Casualty Ward Doctor
Dorothy Bramhall
Nurse
Nelly Arno
Mrs. Rusman
Frederick Morant
Concert Agent
Grace Denbigh Russell
Orchestra Leader
Eleanor Summerfield
Miss Carteret
Olive Walter
Mrs. Langridge
Patrick Susands
Shaw
Henry Morrell
Judge
Leo Britt
John Newcombe
Keith Lloyd
Bungey Baker
Deidre Doyle
Annie Baird
Ronald Adam
Det Sgt Hawkins - Deaf Man
David Walbridge
Leslie Newcombe
J. Hubert Leslie
Angus Baird
John Boxer
Policeman Making Charge Statement (Uncredited)
Madge Brindley
Lady with Children at Station (Uncredited)
Daniel Brown
Man in Pub (Uncredited)
Gerald Campion
Newspaper Seller at Station (Uncredited)
Dennis Harkin
Man in Phone Box at Station (Uncredited)
Fred Nicholas
Detective Kellett (Uncredited)
Campbell Singer
Police Station Sergeant (Uncredited)
Margaret Kennedy
Screenplay
Ronald Neame
Director
Valerie Taylor
Screenplay
Winston Graham
Screenplay
Peter Hall
Clapper Loader
Allan Harris
Draughtsman
Douglas Woolsey
Visual Effects
Muir Mathieson
Music Director
T. Hopewell Ash
Assistant Art Director
Syd Howell
Visual Effects
Geoffrey Woodward
Assistant Art Director
Elizabeth Hennings
Wardrobe Supervisor
Jack Higgins
Visual Effects
Vicky Fuggle
Production Secretary
Pat MacDonnell
Casting
Henry Harris
Visual Effects
Charles Trigg
Still Photographer
Philip Shipway
Second Assistant Director
George Willows
Sound
John Godar
Focus Puller
Margery Saunders
Assistant Editor
Maggie Unsworth
Continuity
Doris Nash
Assistant Editor
Stuart Chant
Publicist
George Blackwell
Visual Effects
Ernest Steward
Camera Operator
Adele Raymond
Casting
David Bowen
Sound Assistant
Peter Bryan
Camera Operator
John Hoesli
Draughtsman
George Croll
Sound
John Dennis
Sound Mixer
Charles Poulton
Sound Recordist
Jack Slade
Sound Editor
L.E. Overton
Sound Recordist
William Alwyn
Original Music Composer
Jack Harris
Editor
Anthony Havelock-Allan
Producer
George Pollock
Assistant Director
Geoffrey Foot
Editor
Wilfred Shingleton
Art Direction
Norman Spencer
Production Manager
Joy Ricardo
Costume Design
Winston Ryder
Sound Editor
Guy Green
Director of Photography
John Bryan
Production Design