José Sacristán

Miguel de Unamuno (voice)

Marian Álvarez

Researcher (voice)

Víctor Clavijo

General Millán-Astray (voice)

Andrés Gertrúdix

Bartolomé Aragón (voice)

Antonio de la Torre

General Mola (voice)

Miguel Cubero

José María Pemán (voice)

Ramón Mayrata

Father Tusquets / Gen. Gonzalo de Aguilera (voice)

Vicente León

Manuel Azaña / Francisco Maldonado (voice)

Javier Maqua

Francisco Bravo (voice)

Margarita Arnaz

Susana Unamuno (voice)

Helvia Álvarez

Researcher

Miguel de Unamuno Adarraga

Self - Grandson

Miguel de Unamuno

Self - Writer (archive footage)

King Alfonso XIII of Spain

Self (archive footage)

Indalecio Prieto

Self - Politician (archive footage)

Francisco Largo Caballero

Self - Politician (archive footage)

Pedro Rico López

Self - Politician (archive footage)

Niceto Alcalá-Zamora

Self - Politician (archive footage)

Manuel Azaña

Self - Politician (archive footage)

José María Gil-Robles

Self - Politician (archive footage)

Adolf Hitler

Self - Politician (archive footage)

Benito Mussolini

Self - Politician (archive footage)

José Millán-Astray

Self - Military (archive footage)

Francisco Franco

Self - Politician (archive footage)