In North Africa, in a detachment of the Spanish Legion, el Grajo, a brave veteran, and Mauro, who has just enlisted, become close friends. When an unfortunate circumstance results in the death of a man, suspicions fall on one of them.

• UPCE
• Cifesa
• Alfredo Mayo
• Luis Peña
• Manuel Luna
• Miguel Pozanco
• Pilar Soler
• Manuel Arbó
• Rufino Inglés
• Fortunato Bernal