"At the end of the Great War, Arsène Lupin resumed his adventurous life. Theft of three paintings committed by an adversary leads him to the treasure of the Golden Fleece."
Robert Lamoureux
as Arsène Lupin / Lieutenant André Laroche
Robert Dalban
as Inspector Béchoux of the Judicial Police
Alida Valli
as Aurélia Valéano
Jacques Dufilho
as Albert, manservant
Yves Robert
as La Ballu
Roger Dumas
as Isidore Bautrelet aka 'Véritaz'
Hubert de Lapparent
as French Consul in Florence
Jean Bellanger
as Sleeping car employee
Liliane Chenevière
as
Michel Etcheverry
as Van Nelden, collector
Jean Galland
as General
Gisèle Grandpré
as Madame du Bois-Lambert
Harold Kay
as Henri
Paul Müller
as Attaché of the French consulate in Florence
Ginette Pigeon
as Agnès, nurse
Anne Valon
Michel Vocoret
Gérard Darrieu
as Sidekick
Pierre Duncan
as (uncredited)
Gabriel Gobin
as SNCF employee (uncredited)
René Hell
as Prison guard (uncredited)
René Lefèvre-Bel
Judith Magre
Claude Mercutio
Paul Préboist
as Drunkard of Enghien (uncredited)
Robert Rollis
as Traveler on the train (uncredited)
Paul Villé
as Secretary of the archives (uncredited)
Director
Robert Clavel
Production Design
Robert Sussfeld
Production Manager
François Chavane
Executive Producer
Moris Ergas
Alain Poiré
Producer
Jean Magis
Still Photographer
Simone Knapp
Hairstylist
Mary Greco
Third Assistant Director
Michel Deruelle
Makeup Artist
Charles-Henri Montel
Camera Operator
Jules Borkon
Mario Gabrielli
Jean Le Duc
Jean-Marie Maillols
Gilbert Natot
Editor
Georges Van Parys
Music
Roland Paillas
Assistant Camera
Georgette Fillon
Costume Design
Jacques Besnard
Second Assistant Director
Robert Biart
Sound Recordist
Hubert Mérial
Unit Production Manager
Georges Casati
First Assistant Director
Renato Cadueri
Sound
Maurice Barry
Director of Photography
Original Music Composer