In May 1990, Brando was arrested for the murder of his mentally disturbed and pregnant sister's boyfriend. Earlier in the evening Brando and his sister Cheyenne had dinner together and she told Brando that her lover, Dag Drollet, was physically abusive to her. Later that evening Brando confronted Drollet, shot, and killed him. Brando pled guilty to voluntary manslaughter in a plea agreement and received a 10-year prison sentence.

