cast
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Jean-Paul Belmondo
Arthur Lespinasse
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Bourvil
Anatole
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David Niven
Colonnel Carol Matthews, Aka 'Le Cerveau'
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Eli Wallach
Frankie Scannapieco, Godfather of the Italian Mafia
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Silvia Monti
Sofia Scannapieco, Frankie's Sister
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Raymond Gérôme
Commissioner
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Fernand Guiot
Inspector Mazurel, Assistant to the Commissioner
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Jacques Balutin
Inspector Pochet
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Jacques Ciron
Inspector Dubœuf
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Patrick Préjean
Belgian Sergeant of the Armoured Car
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Robert Dalban
Belgian Soldier of the Armored Car (With a Cold)
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Raoul Delfosse
Belgian Soldier of the Armored Car
- Roland Monk Belgian Soldier of the Armored Car
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Mario David
Jean-François, Antique Dealer in Le Havre
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Henri Génès
Chief Warden of Poissy Prison
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Yves Barsacq
Warden of Poissy Prison
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Dominique Zardi
Warden of Poissy Prison
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Max Montavon
Antique Dealer in Le Havre, Jean-François’ Partner
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Paul Mercey
André, the Flooded Owner of the 5th Floor
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Henri Attal
Member of the Colonel's Gang
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Tommy Duggan
Superintendent Cummings
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Sophie Grimaldi
Blonde on the Train
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Roger Lumont
Boss of the Shop
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John Rico
Member of the Italian Mafia
- Arch Taylor Member of the Italian Mafia
- Trevor A. Stephens
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Pierre Tornade
Belgian Soldier in Armored Car (uncredited)
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Micha Bayard
André's Wife (uncredited)
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Gérard Hernandez
Policeman in Le Havre (uncredited)
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César Torres
(uncredited)
- Yvon Dihé (uncredited)