Gregory Black
David Farrar
Elizabeth Grahame
Geraldine Fitzgerald
Inspector Martin
Roland Culver
Ellen
Jean Cadell
Lady Southdale
Mary Merrall
Dr. Septimus Prendergast
Harcourt Williams
Vicar
Charles Heslop
Head-Master
Ronald Adam
Horace (uncredited)
Sidney Monckton
Director
Maurice Elvey
Screenplay
Charles Frank
David Evans
Theatre Play
William Dinner
William Morum
Producer
Ernest Gartside
Original Music Composer
Allan Gray
Director of Photography
Stephen Dade
Editor
Douglas Myers
Art Direction
George Provis
Costume Design
Elizabeth Haffenden
Makeup Department Head
Aldo Manganaro
Hairstylist
Betty Sherriff
Production Manager
John S. Gartside
Assistant Director
Kenneth Rick
Third Assistant Director
Buddy Booth
Scenic Artist
Peter Mullins
Property Buyer
Edward Rodrigo
Draughtsman
T.R. Seddon
Sound Recordist
John Cox
Bert Ross
Sound Engineer
Alan Blay
Sound Supervisor
Norman Daines
Camera Operator
Charles Earl
Moray Grant
Clapper Loader
Ceri Davies
Focus Puller
Micky Dean
Assistant Editor
Richard Marden
Don Terrett
Conductor
Ludo Philipp
Continuity
Betty Harley
Jean Dyball
Production Executive
Gilbert Mandelik
Administrative Assistant
Vivienne Eden