Duke of Charmerace
Detective Guerchard
Sonia
Prefect of Police
Gaston Gourney-Martin
Sheriff's Man
Gourney-Martin's Butler
Laurent
Marie
Louvre Tour Guide (uncredited)
Party Guest (uncredited)
Louvre Guard (uncredited)
Gendarme (uncredited)
Mother at the Louvre (uncredited)
Detective (uncredited)
Lupin's Butler (uncredited)
Jeweller (uncredited)
