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.
| Directing | Miguel M. Delgado | Director |
| Writing | Alexandre Dumas | Novel |
| Writing | Jaime Salvador | Writer |
| Production | Jacques Gelman | Producer |
| Production | Santiago Reachi | Producer |
| Sound | Manuel Esperón | Original Music Composer |
| Camera | Gabriel Figueroa | Director of Photography |
| Editing | Emilio Gómez Muriel | Editor |
| Art | Manuel Fontanals | Production Design |
| Crew | Anton Dolin | Choreographer |
