Marni Nixon was an actress who made a successful career for herself in film. Nixon started off her career in film with roles in the Audrey Hepburn adaptation "My Fair Lady" (1964) and the Julie Andrews dramatic adaptation "The Sound of Music" (1965). She went on to tackle roles in "Jack and the Beanstalk" (1966-67), "The Making of My Fair Lady: More Loverly Than Ever" (1994-95) and "I Think I Do" (1998). She also appeared in the Lea Salonga box office smash animated movie "Mulan" (1998) and "Law & Order: Special Victims Unit" (1999-). More recently, Nixon acted on "Popular Song: Soundtrack of the Century" (2001-02).