Continuity mistake: The car's headlights towards the end of the film change from repaired to broken, a few times between shots.
Inspector Zenigata: Damn! I was a step too slow! Lupin pulled off his theft.
Lady Clarisse de Cagliostro: No, he didn't steal anything. He fought for me.
Inspector Zenigata: No, ma'am. He stole something of no small value... your heart.
Lady Clarisse de Cagliostro: Yes, he did.
Inspector Zenigata: Well, then, I must be going.