Arnaldo Weiss was born on July 5, 1930 in Presidente Prudente, São Paulo, Brazil. He was an actor, known for A Viagem (1975), Os Apóstolos de Judas (1976) and O Sexualista (1975). He was married to Ivanilde de Almeida Weiss. He died on April 2, 1989 in São Paulo.