| Person | Type | Job | Role(s) |
|---|---|---|---|
 Antonio Román | Crew | Writing | Screenplay |
 Bienvenida Sanz | Crew | Editing | Editor |
 Cecilio Paniagua | Crew | Camera | Camera Operator |
 Eduardo García Maroto | Crew | Editing | Editor |
 Francisco Franco | Crew | Writing | Novel, Screenstory |
Francisco Puyol | Crew | Costume & Make-Up | Hairstylist |
 Heinrich Gärtner | Crew | Camera | Camera Operator |
Jerónimo Mihura | Crew | Directing | Assistant Director |
José F. Aguayo | Crew | Camera | Director of Photography |
 José Luis Sáenz de Heredia | Crew | Writing | Screenplay, Director, Dialogue |
Luis M. Feduchi | Crew | Art | Production Design |
Manuel Parada | Crew | Sound | Original Music Composer |
 Sigfrido Burman | Crew | Art | Production Design |
León Lucas de la Peña | Crew | Sound | Sound Engineer |
José Arguelles | Crew | Costume & Make-Up | Makeup Artist |
Manuel Comba | Crew | Costume & Make-Up | Costume Designer |
Luis Dias Amado | Crew | Production | Production Director |
Fernanda Alonso | Crew | Costume & Make-Up | Hairstylist |
José Echevarría | Crew | Costume & Make-Up | Makeup Artist |
Margarita Tapper | Crew | Costume & Make-Up | Makeup Artist |
J. Flierbaum García | Crew | Sound | Sound Recordist |
Manuel Rosellón | Crew | Directing | Assistant Director |
Pierre Certes | Crew | Sound | Sound Engineer |
 Alfredo Mayo | Cast | Actor | José Churruca |
 Ana Mariscal | Cast | Actress | Marisol Mendoza |
Antonio Armet | Cast | General Vicente Rojo | |
 Blanca de Silos | Cast | Actress | Isabel Churruca |
Domingo Rivas | Cast | Actor | Engineer Colonel |
 Erasmo Pascual | Cast | Actor | Militiaman |
Fernando Fresno | Cast | Actor | Father Palomeque |
 Francisco Camoiras | Cast | Actor | Young José Churruca |
Fulgencio Nogueras | Cast | Admiral Cervera | |
 José Nieto | Cast | Actor | Pedro Churruca |
 Juan Calvo | Cast | Actor | 'El Campesino' |
Julio Rey de las Heras | Cast | Pedro Churruca's Father | |
 Luis Arroyo | Cast | Actor | Jaime Churruca |
 Manuel Arbó | Cast | Actor | Mr. Echevarría |
Manuel Soto | Cast | Admiral | |
Pablo Hidalgo | Cast | Don Luis | |
 Pablo Álvarez Rubio | Cast | Actor | Commander |
 Pilar Soler | Cast | Actress | Spy |
 Raúl Cancio | Cast | Actor | Luis Echevarría |
Rosina Mendía | Cast | Actress | Isabel Acuña de Churruca |
 Santiago Rivero | Cast | Actor | Engineer Captain |
Vicente Soler | Cast | Doctor Vera | |
Ignacio Mateo | Cast | Colonel Pardo | |
Luis Latorre | Cast | Doctor Gómez Ulloa | |
Antonio Zaballos | Cast | Priest | |
María Saco | Cast | Aunt Lola | |
Carmen Trejo | Cast | Spy | |
Joaquín Regález | Cast | Volunteer | |
Horacio Socías | Cast | Father Prior | |
José Crevillent | Cast | Luis' Son | |
Ángel Martínez | Cast | Young Pedro Churruca | |
Eduardo González | Cast | Child | |
Mercedes Llofríu | Cast | Young Isabel Churruca | |
Consuelo Loygorri | Cast | Luis' Daughter | |
| Person | Type | Job | Role(s) |
