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
Romain Gary
Novel
Peter Ustinov
Writer
Paul Feyder
Assistant Director
Carlo Ponti
Producer
Henri Alekan
Director of Photography
Raymond Picon Borel
Camera Operator
Roger Dwyre
Editor
Auguste Capelier
Set Decoration
Maurice Barnathan
Set Dresser
Jean d'Eaubonne
Set Designer
Marcel Escoffier
Costume Design
Jacqueline Guyot
Costume Design
Jean Françaix
Original Music Composer
William Robert Sivel
Sound Engineer
Karl Baumgartner
Special Effects
William Tuttle
Makeup Artist
Michel Deruelle
Makeup Artist
Giuseppe Annunziata
Makeup Artist
Alex Archambault
Hairstylist
Amalia Paoletti
Hairstylist
Pierre Laurent
Production Manager
René Fargeas
Unit Manager
Lucie Lichtig
Continuity
Margot Capelier
Casting Director