Frente de Madrid

Rafael Rivelles

Javier Navarro (Spanish cut)

Fosco Giachetti

Javier Navarro (Italian cut)

Conchita Montes

Carmen

Juan de Landa

Amalio

Manolo Morán

Captain Salmerón

Blanca de Silos

Mercedes

Luis López Estrada

Anarchist Militiaman

Argimiro Guerra

Carmen's Brother

Manuel Miranda

Checa Chief

Ángel Marrero

Clandestine Radio Announcer

Carlos Muñoz Arosa

Communist Militiaman

Crisanta Blanco

Doorwoman

José Martín

Famish Militiaman

Calisto Bertramo

Soviet