| Person | Type | Job | Role(s) |
|---|---|---|---|
 Martín Grignaschi | Crew | Sound | Sound Recordist |
Andrés Luque | Crew | Production | Executive Producer |
Iván Palomares | Crew | Sound | Original Music Composer |
Mario Madueño | Crew | Production | Producer, Executive Producer |
Jorge Marín | Crew | Sound | Sound Mixer |
Manuel Menchón | Crew | Directing | Director, Producer, Writer, Executive Producer |
Renato Sanjuán | Crew | Editing | Editor |
Marga Barcoj | Crew | Production | Production Director |
Juan Egoscozabal | Crew | Sound | Foley Artist |
José Tomé | Crew | Sound | Sound Designer, Sound Supervisor |
Itziar Sagasti | Crew | Art | Art Direction |
Carmen de Couto | Crew | Editing | Assistant Editor |
Paola Botrán | Crew | Crew | Post Production Supervisor |
Alexey Krivosheev | Crew | Visual Effects | Visual Effects Supervisor |
Javier Calvo | Crew | Camera | Director of Photography |
Ana Muñoz de Terry | Crew | Art | Art Direction |
 Pablo Ontoria | Crew | Directing | Assistant Director |
Pedro Lozano | Crew | Crew | Post Production Supervisor |
Iker Criado | Crew | Lighting | Gaffer |
 Adolf Hitler | Cast | Actor | Self - Politician (archive footage) |
 Andrés Gertrúdix | Cast | Actor | Bartolomé Aragón (voice) |
 Antonio de la Torre | Cast | Actor | General Mola (voice) |
 Benito Mussolini | Cast | Actor | Self - Politician (archive footage) |
 Francisco Franco | Cast | Actor | Self - Politician (archive footage) |
 José Sacristán | Cast | Actor | Miguel de Unamuno (voice) |
Manuel Azaña | Cast | Self - Politician (archive footage) | |
 Marian Álvarez | Cast | Actress | Researcher (voice) |
 Miguel de Unamuno | Cast | Actor | Self - Writer (archive footage) |
Niceto Alcalá-Zamora | Cast | Actor | Self - Politician (archive footage) |
 Víctor Clavijo | Cast | Actor | General Millán-Astray (voice) |
Javier Maqua | Cast | Francisco Bravo (voice) | |
José María Gil-Robles | Cast | Actor | Self - Politician (archive footage) |
 King Alfonso XIII of Spain | Cast | Actor | Self (archive footage) |
 Vicente León | Cast | Manuel Azaña / Francisco Maldonado (voice) | |
Miguel Cubero | Cast | José María Pemán (voice) | |
Ramón Mayrata | Cast | Father Tusquets / Gen. Gonzalo de Aguilera (voice) | |
Pedro Rico López | Cast | Self - Politician (archive footage) | |
Indalecio Prieto | Cast | Self - Politician (archive footage) | |
Margarita Arnaz | Cast | Susana Unamuno (voice) | |
| Person | Type | Job | Role(s) |
