Margaret Julia "Marlo" Thomas (born November 21, 1937) is an American actress, producer, author, and social activist. She is best known for starring on the sitcom That Girl (1966–1971) and her children's franchise Free to Be... You and Me. She has received three Primetime Emmy Awards, a Daytime Emmy Award, a Golden Globe Award, a Peabody Award for her work in television, has been inducted into the Broadcasting and Cable Hall of Fame.