Cast & crew
Construyamos una escuela (1967)
Directed by Clifton R. Witt, John J. Greven
Cast
| Gustavo Sopó S. | Narración |
| Alfonso Chaparro | Alcalde |
| Gary Walker | Voluntario |
| Francisco Costanzo | Burócrata |
| José Cubillos T. | Narración |
| Jim Carlisle | Arquitecto |
Crew
| Clifton R. Witt | Producer |
| Clifton R. Witt | Director |
| John J. Greven | Director |
| John J. Greven | Producer |
| Roberto Campuzano | Music |