Short fictional film made by the anarcho-syndicalist labour union, the Confederacion Nacional del Trabajo (CNT), about the development of the social revolution in Spain.
| Directing | Ramón Quadreny | Director |
| Writing | Ramón Oliveras | Writer |
| Writing | Y.C.M. Baena | Writer |
| Sound | Rosendo Sagreda | Sound |
| Art | Fernando Calvo | Decorator |
| Camera | Jose de la Mata | Camera Operator |
| Editing | Antonio Cánovas | Editor |