Cast & crew
¡Vaya par de gemelos! (1978)
Directed by Pedro Lazaga Sabater Written by Vicente Coello, Dionisio Ramos, Joaquín Abati, Federico Reparaz
Cast
| Paco Martínez Soria | Lucas |
| Margot Cottens | Julia |
| María Isbert | Mariana |
| Inma de Santis | Pilar |
| José María Guillén | Jorge |
| Inés Morales | Rosi |
| Pedro Hurtado | Viajante / Melchor |
| Julián Navarro | Faustino |
| Luis Lorenzo | Benito |
| Beatriz Savón | |
| Carmen G. Cervera | |
| Concha del Val | |
| Blaki | Huésped |
| Germán Algora | Dominó |
| Victoria Hernán | |
| Cristina Gene | |
| María Luisa Ponte | Isabel |
Crew
| Vicente Coello | Screenplay |
| Pedro Lazaga Sabater | Director |
| Horacio Rodríguez | Assistant Set Decoration |
| José Luis Escolar | Assistant Director |
| Juan Ignacio Galván | Assistant Director |
| Luis Sebastián | Property Master |
| Sebastián Cabezas | Sound Engineer |
| Tomás Blanco | Production Secretary |
| Manuel Sánchez | Production Assistant |
| Manuel Rojas | Director of Photography |
| Juan Botas | Executive Producer |
| Jesús R. Folgar | Line Producer |
| Dionisio Ramos | Writer |
| Joaquín Abati | Writer |
| Federico Reparaz | Writer |
| Antón García Abril | Music |
| Alfonso Santacana | Editor |
| José Luis Aguilar | Second Assistant Camera |
| Manuel Ferreiro | Sound Assistant |
| José García Galisteo | Camera Operator |
| Ángel G. Conejo | Sound Engineer |
| Rafael García Martos | Gaffer |
| Eduardo Torre de la Fuente | Set Decoration |
| Tomasa Benito | Assistant Makeup Artist |
| Jesús R. Folgar | Production Manager |
| León Revuelta | Costume Design |
| Romana González | Makeup Artist |
| Josefa Morales | Hairstylist |
| Julio Sánchez Caballero | Still Photographer |
| Carmen Salas | Script Supervisor |
| Salvador Gómez Calle | Assistant Camera |
| Amalia Azcuaga | Assistant Editor |
| Alicia Castillo | Assistant Editor |