Benito a railway switchman, one day hears a bugle call and go across a squad of American riders. Fearing an invasion, will look for help, but no more than the making of a film. The appearance of Benito on the set coincides with an explosion of dynamite that does blow. That's how Benito enters into contact with the amazing world of cinema.
| Actor | Role |
|---|---|
 Alfredo LandaBenito | Benito |
 Antonio FerrandisDon Antonio | Don Antonio |
 Mirta MillerUrsula Malone | Ursula Malone |
 Tina SainzMarisa | Marisa |
 Josele RománMarisa's Friend | Marisa's Friend |
 José SacristánPaco | Paco |
| MMari Carmen DuqueNot listed | Not listed |
 Saturno CerraNot listed | Not listed |
| JJaime SeguraNot listed | Not listed |
| EErnesto Vañes(as Ernesto Vañez) | (as Ernesto Vañez) |
| CCristino AlmodóvarNot listed | Not listed |
| GGonzalo de Esquiroz(as Gonzalo Esquiroz) | (as Gonzalo Esquiroz) |
| JJosé YepesNot listed | Not listed |
 Tito GarcíaNot listed | Not listed |
| AAlejandro de EncisoNot listed | Not listed |
 María Elena FloresLorenza | Lorenza |
| MManuel Toscano(as Manuel García Toscano) | (as Manuel García Toscano) |
| JJosé Félix Montoya(as Félix José Montoya) | (as Félix José Montoya) |
| IIsabel GarcíaNot listed | Not listed |