The series tells the story of a criminal investigation into the murder of businessman Paulo Gomes de Aguiar at the beginning of August. In the midst of the Vargas government crisis, the murder case is taken by police commissioner Alberto Mattos, an honest and incorruptible man who is not well regarded by his co-workers, as the place is totally turned over to corruption.
José Mayer
Vera Fischer
Letícia Sabatella
Lúcia Veríssimo
Elias Gleizer
Hugo Carvana
Stênio Garcia
Othon Bastos
Rodolfo Bottino
Sérgio Mamberti
Marcos Winter
Tony Tornado
Norton Nascimento
Lima Duarte
José Wilker
Ary Fontoura
Paulo Gracindo
Mário Lago
Milton Gonçalves
Cláudio Corrêa e Castro
Jomba