Cast & crew
The Lonely Heart (1973)
Directed by Francesc Betriu Written by Francesc Betriu, José Luis García Sánchez, Manuel Gutiérrez Aragón
Cast
| Queta Claver | Lolita |
| La Polaca | Rocío |
| Jacques Dufilho | Antonio Berrutti |
| Máximo Valverde | Legionario |
| Luis Ciges | Luciano |
| Manuel Alexandre | ciego |
| José Franco | Practicante |
| María Isbert | Portera Ensayos |
| Juan José Otegui | Jaime |
| Ángel Álvarez | Sacerdote |
| Armando Calvo | Gerardo |
| María Elena Flores | Enfermera jefe |
| Francisco Nieva | Transeúnte |
Crew
| Francesc Betriu | Director |
| Francesc Betriu | Writer |
| José Panero | Assistant Production Coordinator |
| José Luis Alcaine | Director of Photography |
| Salvador Balcells | Executive Producer |
| Cristina Ballinas | Art Direction |
| José Luis García Sánchez | Writer |
| Manuel Gutiérrez Aragón | Writer |
| Carmelo Bernaola | Music |
| Pablo G. del Amo | Editor |
| Guillermina F. Campos | Production Secretary |
| Jaime Fernández-Cid | Production Manager |
| Benet Rossell | Art Direction |
| Elisa Ruiz | Set Decoration |
| Carmen de la Casa | Costume Design |
| María Nieves Ruiz | Hair Designer |
| Emilio Villalba | Hair Assistant |
| Carlos Paradela | Makeup Artist |