Marion Ross. Actress: Superhero Movie. The lovely, cheery, continuously upbeat All-American mom from the classic Happy Days (1974) TV sitcom had fervent desires of becoming an actress while growing up in her obscure Minnesota town. Born Marian Ross (with an "a") on October 25, 1928, she grew up in her native state and, at one time, worked as a teenage au pair in order to earn money for drama lessons...