A story about two men caught in the Mexican revolution: close friends before, but now on the opposite sides. One of them is military officer, while the other one expects capital punishment. The prisoner's mother comes to visit his son, unaware that his former best friend is now his enemy.
| Directing | Emilio Fernández | Director |
| Writing | Emilio Fernández | Writer |
| Writing | Mauricio Magdaleno | Writer |
| Directing | Jaime Contreras | Assistant Director |
| Production | Felipe Subervielle | Executive Producer |
| Sound | Antonio Díaz Conde | Original Music Composer |
| Sound | James L. Fields | Sound Director |
| Editing | Gloria Schoemann | Editor |
| Camera | Gabriel Figueroa | Director of Photography |
| Production | Francisco Cabrera | Producer |
