Documentary depicting Mexican society, in honor of the 1968 Olympic Games in Mexico City. With a prologue by José Revueltas.
| Directing | Rafael Corkidi | Director |
| Writing | Rafael Corkidi | Writer |
| Writing | José Revueltas | Writer |
| Writing | Salvador Novo | Writer |
| Sound | Rodolfo Sánchez | Music |
| Crew | Rafael Corkidi | Cinematography |
| Crew | Juan Muñoz Ravelo | Cinematography |
| Editing | Julio Pliego | Editor |