Columbia Masterworks Records by John Gielgud—the longest-running "Hamlet" in Broadway history to date. Columbia Masterworks' most successful Broadway album was the original cast recording of "My Fair Lady" (OL-5090, 1956), starring Rex Harrison, Julie Andrews, Stanley Holloway and Robert Coote. This first album was issued only in mono, but the first stereo recording of "My Fair Lady"—featuring the same four stars, this time with the London cast—followed in 1959. And in 1964, Columbia Masterworks issued the film soundtrack album of the show, starring Rex Harrison and Audrey Hepburn's "singing voice", Marni Nixon. The most successful film soundtrack release on Columbia Masterworks was the
Marni Nixon supply the star's singing voice for the film version of Rodgers and Hammerstein's "The King and I" and the next year she again worked with Kerr to dub her voice in "An Affair to Remember". That year, she also sang for Sophia Loren in "Boy on a Dolphin". In 1960, she dubbed Janet Leigh's voice in "Pepe" and had an on-screen chorus role in "Can-Can". In 1961's "West Side Story", the studio kept her work on the film (as the singing voice of Natalie Wood's Maria) a secret from the actress, and Nixon also dubbed Rita Moreno's singing in the