Cast
Phyllis Calvert
Evelyn Acheson
Eric Portman
Henry Acheson
Stanley Baker
Stephen Lorimer
Mandy Miller
Elizabeth Lorimer
Dora Bryan
Cassie
Percy Herbert
Det. Sgt. Taylor
Joan Benham
Vera McNally
Victor Maddern
Bert
Martin Miller
Professor Topolski
Joan Hickson
Cook
Alfie Bass
Ticket Collector
Bruce Beeby
Policeman
Grace Arnold
Mrs. Groves
Molly Urquhart
Mrs. Parsons
Estelle E. Richmond
Nurse
Peter Burton
Howard Forbes (uncredited)
Maggie Smith
Party Guest (uncredited)
Christopher Toyne
Peter McNally (uncredited)
Carol White
Elizabeth's Friend (uncredited)
Crew
Cy Endfield
Screenplay
Janet McNeil
Novel
Cy Endfield
Director
George Fowler
Associate Producer
Otto Heller
Director of Photography
Charles Hasse
Editor
Mario Nascimbene
Original Music Composer
Maude Spector
Casting
Ken Adam
Art Direction
Benjamin Fisz
Producer
Douglas Hermes
Assistant Director
'Freddie' Pearson
Production Manager
Charles Tasto
Sound Mixer
Franco Ferrara
Conductor
Trevor Crole-Rees
Makeup Artist
Chic Waterson
Camera Operator
Bobbie Smith
Hairdresser
