Christina is a lost 1929 sound part talkie starring Janet Gaynor and directed by William K. Howard. The supporting cast includes Charles Morton, Rudolph Schildkraut, Harry Cording, and Lucy Doraine. In addition to sequences with audible dialogue or talking sequences, the film features a synchronized musical score and sound effects along with English intertitles. The soundtrack was recorded using the Movietone sound-on-film system.
The film featured a theme song entitled "Christina" which was composed by Con Conrad, Archie Gottler and Sidney D. Mitchell.