A con artist seduces the widow of a millionaire, only to learn she'd plotted with her lover to murder the late husband. A tense game of cat-and-mouse ensues—but who's the cat?
Cantinflas and three friends return a stolen necklace to an actress who invites them to be extras at Clasa studios. While on the set, he falls asleep and dreams that he is d'Artagnan, fighting on behalf of Queen Anne.
A mousy, poor manicurist seeks to switch places with her more glamorous, wealthy twin sister.