Ballet mécanique is a 1924 experimental film directed by Fernand Léger and Dudley Murphy with cinematography by Man Ray, music by George Antheil, and starring Alice Prin. The film was premiered by Frederick Kiesler in Vienna on 24 September 1924, and runs approximately 16 minutes. The original version of Antheil's music ran almost 30 minutes, and a married print of film and music was not made until 2000 by sound engineer and composer Paul Lehrman.
Silent.
George Antheil's composition can be heard on his UbuWeb Sound page.