A man gets trapped inside a telephone box and nobody is able to free him.
| Directing | Antonio Mercero | Director |
| Writing | Antonio Mercero | Screenplay |
| Writing | José Luis Garci | Screenplay |
| Production | José Salcedo | Producer |
| Editing | Javier Morán | Editor |
| Directing | Mariano Canales | Assistant Director |
| Sound | Carl Orff | Music |
| Camera | Federico G. Larraya | Director of Photography |
| Art | Francisco Sanz | Production Design |
| Writing | Antonio Mercero | Screenstory |
| Camera | Francisco G. Conde | Camera Operator |
