Cast & crew
Maratón San Blas (1971)
Directed by Marcos Betancourt
Cast
| Marcos Betancourt | narrador |
| Héctor Moll | narrador |
| Mariano Artau |
Crew
| Francisco Castro Lopez | Production Manager |
| José Mojica | Camera Operator |
| Jesús Figueroa | Camera Operator |
| Marcos Betancourt | Director |
| Angel Casiano | Editor |
| Marcos Betancourt | Editor |
| Héctor Moll | Sound |