By Bad Seed
Vladimir Horowitz plays Ballade in G minor, Op.23 of Fryderyk Chopin. Recorded on February 1, 1968 - a television concert at Carnegie Hall, New York City. This music is heard against the background of some scenes from the movie of Roman Polanski, The Pianist, with Adrien Brody in the role of Wladyslaw Szpilman, the real pianist from the Polanski's movie-story.
Here is another link of earliest version