Sophia Loren
Lady Louise Lendale / Lady L
Sophia Loren
Lady Louise Lendale / Lady L
Paul Newman
Armand Denis
David Niven
Dicky, Lord Lendale
Peter Ustinov
Prince Otto of Bavaria
Marcel Dalio
Sapper
Michel Piccoli
Lecoeur
Claude Dauphin
Inspector Mercier
Cecil Parker
Sir Percy
Philippe Noiret
Ambroise Gérôme
Jacques Dufilho
Bealu
Eugene Deckers
Koenigstein
Daniel Emilfork
Kobeleff
Hella Petri
Madam
Jean Wiener
Krajewski
Roger Trapp
Police Inspector Dubaron
Jean Rupert
Joe Dassin
Police inspector
Jacques Legras
Police inspector
Mario Feliciani
Italian anarchist
Sacha Pitoëff
Bomb-throwing revolutionary
Arthur Howard
Butler
Dorothy Reynolds
Jacques Ciron
Hazel Hughes
Tanya Lopert
Agneau (uncredited)
Peter Ustinov
Director
Peter Ustinov
Writer
Romain Gary
Novel
Marcel Escoffier
Costume Design
Maurice Barnathan
Set Dresser
Roger Dwyre
Editor
Auguste Capelier
Set Decoration
William Robert Sivel
Sound Engineer
Carlo Ponti
Producer
Henri Alekan
Director of Photography
Pierre Laurent
Production Manager
Jean Françaix
Original Music Composer
Paul Feyder
Assistant Director
Jean d'Eaubonne
Set Designer
Lucie Lichtig
Continuity
Jacqueline Guyot
Costume Design
Karl Baumgartner
Special Effects
Michel Deruelle
Makeup Artist
Amalia Paoletti
Hairstylist
Alex Archambault
Hairstylist
René Fargeas
Unit Manager
Margot Capelier
Casting Director
Raymond Picon Borel
Camera Operator
William Tuttle
Makeup Artist
Giuseppe Annunziata
Makeup Artist