| Person | Type | Job | Role(s) |
|---|---|---|---|
 Antonio Liza | Crew | Art | Construction Coordinator |
Antonio Santillán | Crew | Directing | Director |
Emilio Foriscot | Crew | Camera | Director of Photography |
Juan Pallejá | Crew | Editing | Editor |
 Ramón Quadreny | Crew | Editing | Editor |
 José Antonio de la Loma | Crew | Writing | Writer |
Ricardo Lamotte de Grignón | Crew | Sound | Music |
Valentín Sallent | Crew | Production | Production Manager |
Marcelino Riba-Abizanda | Crew | Art | Property Master |
Clemente Manzano | Crew | Camera | Camera Operator |
Ignacio Grau | Crew | Directing | Script Supervisor |
Manuel F. Luengo | Crew | Production | Production Secretary |
Luis Garcia | Crew | Directing | Assistant Director |
José Pellicer | Crew | Art | Set Decoration |
 Antonio González 'El Pescaílla' | Cast | Actor | Guitarrista flamenco |
 Barta Barri | Cast | Actor | El Abogado |
 Carlos Otero | Cast | Actor | Pablo |
Emilio Sancho | Cast | Paco | |
 Isabel de Castro | Cast | Actress | Ana |
 Julián Ugarte | Cast | Actor | El Guitarrista |
 Luis Induni | Cast | Actor | Martín |
 Manuel Bronchud | Cast | Actor | (no acreditado) |
 Manuel Gas | Cast | Actor | Padre Santiago |
 Miguel Gila | Cast | Actor | Casimiro |
Modesto Cid | Cast | Actor | Matusalén |
 Núria Espert | Cast | Actress | Monja (uncredited) |
Ramón Vaccaro | Cast | Guardia que atiende a Pablo (uncredited) | |
Eulalia Montero | Cast | Mujer de Martín | |
Ramón Hernández | Cast | Compinche del Abogado | |
Francisco Tuset | Cast | Médico (uncredited) | |
Juan Aristi Eulate | Cast | Actor | Comisario (uncredited) |
Mario de Bustos | Cast | Inspector | |
Eduardo Berraondo | Cast | Agente en comisaría (uncredited) | |
Enrique García | Cast | Jorge, niño | |
Francisco Pigrau | Cast | Director de la cárcel | |
| Person | Type | Job | Role(s) |
