Elizabeth Roffe
Audrey Hepburn
Rhys Williams
Ben Gazzara
Dr. Wal
Pinkas Braun
Vivian Nichols
Michelle Phillips
Donatella
Claudia Mori
Julius Prager
Wolfgang Preiss
Jon Swinton
Maurice Colbourne
Man in Black
Marcel Bozzuffi
Young Sam Roffe
Wulf Kessler
Tod Michaels
Guy Rolfe
Terenia
Dietlinde Turban
Krauss
Walter Kohut
Sir Alec Nichols
James Mason
Henley
Donald Symington
Commissaire Bloche
Charles Millot
Dr. Emile Joeppli
Vadim Glowna
Peasant Guard
Hans von Borsody
Chemin-de-fer Player
Derrick Branche
Interpol Officer
Josef Fröhlich
Coroner
Klaus Guth
Cameraman
Dan van Husen
Innkeeper
Friedrich von Ledebur
Doctor
Leslie Sands
Helene Martin
Romy Schneider
Franziska Stömmer
Mrs. Wal
Lisa Woska
Bookseller
Yves Barsacq
1st Murder Victim
Brigitte Döllerer
2nd Murder Victim
Milda Jansen
3rd Murder Victim
Eleonore Melzer
Murder Victim
Monika Vogl
Croupier (uncredited)
Barrie Holland
Simonetta Palazzi
Irene Papas
Ivo Palazzi
Omar Sharif
Charles Martin
Maurice Ronet
Kate Erling
Beatrice Straight
Inspector Max Hornung
Gert Fröbe
Jeweller
Ivan Desny
Director of Photography
Freddie Young
Novel
Sidney Sheldon
Title Designer
Dan Perri
Original Music Composer
Ennio Morricone
Director
Terence Young
Screenplay
Laird Koenig
Editor
Bud Molin
Producer
Sidney Beckerman
Production Design
Ted Haworth
David V. Picker
Costume Design
Enrico Sabbatini
Unit Manager
Piero Amati
Assistant Director
Gianni Cozzo
Stunt Driver
François Doge
Focus Puller
Trevor Coop
Sound Effects Editor
Richard Adams
Associate Producer
Richard McWhorter
First Assistant Director
John Longmuir
Assistant Editor
John Haggar
Makeup & Hair
Hasso von Hugo
Construction Manager
Fernando Valento
Lee Osborne
Gaffer
John Fenner
Assistant Costume Designer
Giovanni Viti
Makeup Artist
Nick Maley
Property Master
Dennis J. Parrish
Second Assistant Director
Clemens Keiffenheim
Makeup Department Head
Antoine Garabedian
Sound Re-Recording Mixer
John Wilkinson
Camera Operator
Chic Anstiss
Sound Mixer
Gordon Everett
Dialogue Editor
Pierre Jalbert
Location Manager
John Southwood
Hair Department Head
Giancarlo De Leonardis
Still Photographer
Sergio Strizzi
Music Editor
Milton Lustig