Tour of Piedras Negras and Ciudad Juárez, the most important gateways that Mexico has towards the United States, this tape is a record of a border line that marks the differences between one country and another.
| Directing | Fernando Martínez | Director |
| Writing | F. Andrade Warner | Writer |
| Directing | Juan José Marino | Director |
| Production | Armando Davila | Producer |
| Camera | Ángel Bilbatúa | Director of Photography |
| Camera | Armando Carrillo | Director of Photography |
| Camera | Carlos Montaño | Director of Photography |