Desc: Tiradentes: Directed by Oswaldo Caldeira. With Humberto Martins, Paulo Autran, Cláudio Corrêa e Castro, Rodolfo Bottino. The story of one of the most important Brazilian heroes, Joaquim José da Silva Xavier, known as Tiradentes. He was the leader of a group who tried to proclaim Brazil's Independence from Portugal in 1789. But he was betrayed by one of his comrades and hanged.