As the daring thief Arsène Lupin ransacks the homes of wealthy Parisians, the police, with a secret weapon in their arsenal, attempt to ferret him out.
Arsène Lupin
Joséphine
Clarisse
Beaumagnan
Le duc de Dreux-Soubise
Léonard
le duc d'Orléans
Le cardinal d'Etigues
La femme aux diamants
Jean Lupin
Bonnetot
Clarisse enfant
La duchesse
Arsène Lupin enfant
Henriette Lupin
La soubrette
