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.
Arsène Lupin / Lieutenant André Laroche
Inspector Béchoux of the Judicial Police
Aurélia Valéano
Albert, manservant
La Ballu
Isidore Bautrelet aka 'Véritaz'
French Consul in Florence
Sleeping car employee
Van Nelden, collector
General
Madame du Bois-Lambert
Attaché of the French consulate in Florence
Agnès, nurse
Lighting
Sidekick
SNCF employee (uncredited)
Arsène Lupin / Lieutenant André Laroche
Inspector Béchoux of the Judicial Police
Aurélia Valéano
Albert, manservant
La Ballu
Isidore Bautrelet aka 'Véritaz'
French Consul in Florence
Sleeping car employee
Van Nelden, collector
General
Madame du Bois-Lambert
Attaché of the French consulate in Florence
Agnès, nurse
Lighting
Sidekick
SNCF employee (uncredited)