| Crime, Mystery, Romance
Although not often discussed among the most daring pre-Code titles, this film features one of the most ribald sequences of the genre -- the scene in which the Duke of Charmerace (John Barrymore) finds Sonia (Karen Morley) stark naked in his bed as a well-attended house party swirls on the floor below. After a charming, lewd exchange, the scene ends with the Duke dowsing the lights and making love to Sonia, with only their voices heard on a pitch-black screen.
Stay out of here. Stay out of here!
Arsène Lupin: How do you do?
Sonia: Close that door!
Arsène Lupin: Certainly.
Sonia: Won't you please go?
Arsène Lupin: Certainly. But first, let me ask, how do you like my bed?
Sonia: Well, I didn't mean to, really. I was cold.
Arsène Lupin: Oh, yes, it is a cold night for May. However, don't ...
After Guerchard gets a description of the suspect and is told there are five hobnails in the right heel, he asks to look at the cast of the shoe. After looking at it briefly, he says he will take the cast of the footprint too. However, when he leaves, he takes only the cast of the footprint.