A man is found dead in a music hall during one of the numbers, so the performance is suspended and the police begin to investigate.
| Directing | Luis Moglia Barth | Director |
| Directing | Julio Olivet | Assistant Director |
| Writing | Emilio Villalba Welsh | Screenplay |
| Production | Emilio Villalba Welsh | Producer |
| Production | Luis Moglia Barth | Producer |
| Production | Antonio Lanfranco | Production Manager |
| Camera | Ignacio Souto | Camera Car |
| Camera | Sebastián Broggini | Camera Car |
| Crew | Vicente Cosentino | Cinematography |
| Sound | Alberto Soifer | Music |
| Sound | Bernardo Stalman | Music Director |
| Editing | Gerardo Rinaldi | Editor |
| Editing | Antonio Ripoll | Editor |
| Art | Saulo Benavente | Art Direction |
| Art | Ubaldo Galuppo | Title Designer |