The film was considered lost but was recently discovered by a Spanish researcher and was presented at the "XX Festival del Cinema Ritrovato" in Bologna, Italy (2006).
The film was shot with Italian and Spanish actors, all appearing in both versions, with one exception: Saverio, the main male character is played by Fosco Giachetti in the Italian version and by Rafael Rivelles in the Spanish one.
The Spanish title of the film was "Frente de Madrid".
Conchita Montes's debut.
Blanca de Silos's debut.