Cast
- Rafael María de Labra as Gen. Juan Prim
- Carmen Viance as Isabel
- Manuel San Germán as Rafael Casademunt
- Felipe Fernansuar as Comandante José Alberni
- Rafael Crisbal as Paul y Angulo
- Matilde Vázquez as Fernanda
- Rafael Calvo as Narváez
- Antonio Mata as Topete
- Santiago Aguilar as Amadeo de Saboya
- Francisco Cejuela as Mayordomo envenenador