Who dubbed south pacific?

The original 1958 film adaptation of "South Pacific" featured a cast that included actors like Mitzi Gaynor and Rossano Brazzi. However, the singing voices of some actors were dubbed by professional vocalists; notably, Gaynor's singing was done by the renowned soprano, Jeanine Ann Roose. The practice of dubbing was common in musicals during that era to ensure high-quality vocal performances.