The film addresses the problem of occupational accidents in Brazil, based on the lack of safety in quarries where workers are constantly victimized by the explosions.
| Directing | João Batista de Andrade | Director |
| Writing | João Batista de Andrade | Screenplay |
| Production | Wagner Carvalho | Producer |
| Camera | João Batista de Andrade | Director of Photography |
| Editing | João Batista de Andrade | Editor |