Cast & crew
Cantos de Trabalho - Mutirão (1975)
Directed by Leon Hirszman Written by Vicente Salles
Crew
| José Antônio Ventura | Director of Photography |
| Francisco Balbino Nunes | Assistant Camera |
| José Antônio Ventura | Camera Operator |
| Leon Hirszman | Producer |
| Leon Hirszman | Director |
| Francisco Balbino Nunes | Sound |
| Raúl Soares | Editor |
| Vicente Salles | Writer |
| José Antônio Ventura | Director of Photography |
| Francisco Balbino Nunes | Assistant Camera |
| José Antônio Ventura | Camera Operator |
| Leon Hirszman | Producer |
| Vicente Salles | Writer |
| Francisco Balbino Nunes | Sound |
| Leon Hirszman | Director |
| Raúl Soares | Editor |