A police officer joins a gang of smugglers to try to unmask its members.
| Actor | Role |
|---|---|
| CClaude MartingJavier Valdez / Mario Benini | Javier Valdez / Mario Benini |
 Elida Gay PalmerSelva | Selva |
 Homero CárpenaDaniel | Daniel |
 Luis TascaNicolás | Nicolás |
 Floren DelbeneInspector De La Rosa | Inspector De La Rosa |
| VVíctor ParlaghyProfesor Novak | Profesor Novak |
| AAlberto De SalvioNot listed | Not listed |
| AAdolfo de AlmeidaNot listed | Not listed |
 Eduardo Bergara LeumannNot listed | Not listed |
| VVíctor TascaPeriodista | Periodista |
 Josefa GoldarMadre de Valdez | Madre de Valdez |
| NNino Fortuna OlazábalItaliano | Italiano |
| CCarucha LagorioItaliana | Italiana |
| EEnrique AlippiNot listed | Not listed |
| MMercedes LlambíNot listed | Not listed |