Julio and Timoteo operate a private detective agency that specializes in cases relating to partners who cheat on their spouses.
| Directing | Fernando Merino | Director |
| Sound | Antón García Abril | Music |
| Camera | Raúl Pérez Cubero | Camera Operator |
| Camera | Manuel Rojas | Director of Photography |
| Costume & Make-Up | Germana Peletería | Costume Design |
| Production | Ángel Parrondo | Assistant Production Manager |
| Production | José Luis Dibildos | Producer |
| Costume & Make-Up | Humberto Cornejo | Costume Design |
| Art | Juan García | Settings |
| Writing | Alfonso Paso | Writer |
| Camera | Enrique Montoya | Still Photographer |
| Editing | Mary Xaire | Assistant Editor |
| Directing | Isabel Mulá | Script Supervisor |
| Art | Adolfo Cofiño | Set Decoration |
| Costume & Make-Up | Romana González | Hairstylist |
| Costume & Make-Up | Paquita Pons | Wardrobe Master |
| Production | Juan Campos | Production Manager |
| Production | Roberto Monleón | Assistant Production Manager |
| Art | Jesús Mateos | Property Master |
| Art | Ricardo Mengíbar | Property Master |
| Writing | José Luis Dibildos | Writer |
| Camera | Salvador Gómez Calle | Assistant Camera |
| Directing | Juan Antonio Arévalo | Script Supervisor |
| Editing | Petra de Nieva | Editor |
| Costume & Make-Up | María Carmen Alberdi | Assistant Makeup Artist |
| Costume & Make-Up | Fernando Martínez | Makeup Artist |
| Production | Serafín García Trueba | Assistant Production Manager |
| Art | Antonio Luna | Property Master |
| Directing | Sinesio Isla | Assistant Director |
| Sound | José María San Mateo | Sound |