Mark Herron was an American actor best known as the fourth husband of singer and actress Judy Garland. They were married onNovember 1965 in Las Vegas, but they separated aftermonths of marriage apparently due to his homosexuality. Seventeen months later, Garland was granted a divorce after testifying that Herron had beaten her. He said he had only hit her in self defense. He appeared in films such as Federico Fellinisand Eye of the Cat.
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Source: Wikipedia