Cast

Valentina Cortese
Maria Brentano / Brent / Lena Collins

Serge Reggiani
Louis Balan

Audrey Hepburn
Nora Brentano

Megs Jenkins
Penny

Irene Worth
Miss Jackson

Reginald Tate
Inspector Eliot

Charles Goldner
Anselmo
Angela Fouldes
Nora Brentano as a child

Simone Silva
Undetermined (Minor Role - Paris Sequence) (uncredited)
Norman Williams
Sergeant Newcome

Michael Shepley
Manager of the British Pavilion

Athene Seyler
Mrs. Reginald Kellick

Sydney Tafler
Syd Burnett
Geoffrey Hibbert
Steenie

John Ruddock
Daly
Michael Allan
Rodd
John Field
Fedor Luki
Hugo Schuster
General Galbern
Lionel Harris
Frack
Rollo Gamble
Bentley

John Penrose
Bill
John Chandos
John

Michael Ripper
Charlie

Louis Mansi
Member of Paris Committee
John Gabriel
Member of Paris Committee
Olga Landiak
Member of Paris Committee

Frederick Schiller
Galbern's Bodyguard
Phaedros Antonio
Galbern's Bodyguard
Gaston Richer
Queval
Derek Elphinstone
Plain Clothes Man
Edward Evans
Plain Clothes Man

Jack McNaughton
Postman

Ingeborg von Kusserow
Shoe Shop Girl

Bob Monkhouse
Hairdresser

Helen Ford
Scarf Woman

Ann Lancaster
Manicurist
Grace Draper
Floozie
Bertram Shuttleworth
Little Man
Pamela Harrington
Waitress
John Allen
The Valet
Bay White
Nursing Sister
Joe Linnane
Irish Police Inspector

Sam Kydd
Irish Police Sergeant
Crew

Thorold Dickinson
Director
(Directing)

Thorold Dickinson
Story
(Writing)

Thorold Dickinson
Screenplay
(Writing)
Joyce Cary
Story
(Writing)
Wolfgang Wilhelm
Screenplay
(Writing)

Christianna Brand
Additional Dialogue
(Crew)
Hal Mason
Production Supervisor
(Production)
Gordon Dines
Director of Photography
(Camera)
Peter Tanner
Editor
(Editing)
Ralph D. Hogg
Unit Production Manager
(Production)
Stephen Dalby
Sound Supervisor
(Sound)
Chic Waterson
Camera Operator
(Camera)
Norman Priggen
Assistant Director
(Directing)
Arthur Bradburn
Sound Recordist
(Sound)
Phyllis Crocker
Continuity
(Directing)
Anthony Mendleson
Costume Designer
(Costume & Make-Up)
Sydney Pearson
Special Effects
(Crew)
Ernest Taylor
Makeup Artist
(Costume & Make-Up)
Harry Wilton
Makeup Artist
(Costume & Make-Up)
Barbara Barnard
Hairstylist
(Costume & Make-Up)
William Kellner
Art Direction
(Art)
Roberto Gerhard
Music
(Sound)
Ernest Irving
Conductor
(Sound)
Andrée Howard
Choreographer
(Crew)
Sidney Cole
Producer
(Production)
Roy Gough
Still Photographer
(Camera)