Cast & crew
Black Diamonds (1941)
Directed by Luiz de Barros Written by Luiz de Barros
Cast
| Grande Otelo | Empregado Pastelaria |
| Roberto Lupo | Moreira |
| Abel Pêra | Moribundo |
| Rodolfo Mayer | Espanhol |
| Carlos Barbosa | Dono |
| Arnaldo Coutinho | Acompanhante |
| Nilza Magrassi | No. 11811 - Georgy |
| Carlos Ruel | Empregado Pastelaria |
| Oscar Soares | O-Ren Ishii |
Crew
| Luiz de Barros | Director |
| A.P. Castro | Cinematography |
| Hippólito Collomb | Art Direction |
| Adhemar Gonzaga | Producer |
| Luiz de Barros | Writer |