Audrey Hepburn
Elizabeth Roffe
James Mason
Sir Alec Nichols
Romy Schneider
Helene Martin
Irene Papas
Simonetta Palazzi
Maurice Ronet
Charles Martin
Beatrice Straight
Kate Erling
Gert Fröbe
Inspector Max Hornung
Michelle Phillips
Vivian Nichols
Wolfgang Preiss
Julius Prager
Maurice Colbourne
Jon Swinton
Marcel Bozzuffi
Man in Black
Wulf Kessler
Young Sam Roffe
Charles Millot
Commissaire Bloche
Vadim Glowna
Dr. Emile Joeppli
Hans von Borsody
Peasant Guard
Derrick Branche
Chemin-de-fer Player
Josef Fröhlich
Interpol Officer
Friedrich von Ledebur
Innkeeper
Franziska Stömmer
Innkeeper
Brigitte Döllerer
1st Murder Victim
Milda Jansen
2nd Murder Victim
Eleonore Melzer
3rd Murder Victim
Barrie Holland
Croupier (uncredited)
