Duel Personalities (1939) is a Comedy, Family film that follows while under a hypnotic spell, Alfalfa thinks he's one of the Three Musketeers and challenges Butch to a duel. Duel Personalities is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.0 out of 10 from 1 votes. Fans of comedy movies may also want to explore similar titles below.