Spain, late 19th century. Judge Javier Zarco finds in a cemetery a skull pierced by a nail and suspects that a murder has been committed. When he investigates the case in depth, his suspicions fall on the woman who was going to marry the deceased.
Unfortunately the movie The Nail is not yet available on HBO Max.
| Writing | Pedro Antonio de Alarcón | Short Story |
| Directing | Rafael Gil | Director |
| Writing | Rafael Gil | Screenplay |
| Writing | Eduardo Marquina | Dialogue |
| Camera | Alfredo Fraile | Director of Photography |
| Directing | José Antonio Nieves Conde | First Assistant Director |
| Sound | Juan Quintero | Original Music Composer |
| Editing | Juan Serra | Editor |
| Directing | Luis Berraquero | Second Assistant Director |
| Art | Enrique Alarcón | Set Decoration |
| Camera | Tomás Duch | Director of Photography |
| Sound | Jaime Torrens | Sound Engineer |
