Cuadrilátero (1970) Online
Óscar is a promoter and manager of boxing who, in addition to controlling the professional career of his young pupils with the intention of taking them to stardom, is also responsible for monitoring their love life. One of the boxers he promotes, Miguel Valdés, starts dating Elena, a young and beautiful model of whom the promoter is in love. The maneuvers to undo the relationship do not work and, mad with jealousy, he organizes in retaliation a bloody fight against another brilliant pupil, José Laguna, who will have fateful consequences for Miguel.
| Cast overview: | |||
 | José Legra | - | José Laguna |
 | José María Prada | - | Young Miranda |
 | Rosanna Yanni | - | Elena |
| Dean Selmier | - | Miguel Valdés (as Deane Selmier) |
 | Irene Daina | - | Olga |
| José Félix Montoya | - | Roldán (as J. Felix Montoya) |
 | Pilar Cansino | - | Estrella |
| María Luisa San José | - | Chica de alterne (as Mª Luisa San Jose) |
| José Truchado | - | Kid |
 | José María Tasso | - | Camarero (as Jose Mª Tasso) |
| José Luis Lluch | ||
| Antonio Ramis | ||
| Antonio Orengo | ||
| Norma Iris | - | Norma (as Norma Iris 'La Reina de la Rumba Cubana') |
 | Gérard Tichy | - | Óscar |