cast
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Sophia Loren
Lady Louise Lendale / Lady L
-
Paul Newman
Armand Denis
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David Niven
Dicky, Lord Lendale
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Peter Ustinov
Prince Otto of Bavaria
-
Marcel Dalio
Sapper
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Michel Piccoli
Lecoeur
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Claude Dauphin
Inspector Mercier
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Cecil Parker
Sir Percy
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Philippe Noiret
Ambroise Gérôme
-
Jacques Dufilho
Bealu
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Eugene Deckers
Koenigstein
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Daniel Emilfork
Kobeleff
- Hella Petri Madam
-
Jean Wiener
Krajewski
-
Roger Trapp
Police Inspector Dubaron
-
Jean Rupert
-
Joe Dassin
Police inspector
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Jacques Legras
Police inspector
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Mario Feliciani
Italian anarchist
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Sacha Pitoëff
Bomb-throwing revolutionary
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Arthur Howard
Butler
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Dorothy Reynolds
-
Jacques Ciron
- Hazel Hughes
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Tanya Lopert
Agneau (uncredited)