Trivia: Owing to the film's success, many jurisdictions abolished the "tender years" doctrine in divorce law, which gave custodial preference to the mother.
Trivia: Dustin Hoffman is a notorious method actor. According to Meryl Streep, in one scene, Hoffman threw a wine glass at a wall near her. The glass shattered and got into her hair. Hoffman told the cameraman what would happen but not Streep. She told Hoffman to tell her next time before he did anything similar. Hoffman also frequently insulted Streep to get a better performance out of her.