Allegretto (1936) is a Animation film that follows in the 1936 short Allegretto, diamond and oval shapes in primary colors perform a sensual, upbeat ballet to the music of composer Ralph Rainger. The geometric dance is set against a background of expanding circles that suggest radio waves. [Early Version and Late Version preserved by the Academy Film Archive in 1999]. Allegretto is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.4 out of 10 from 20 votes. Fans of animation movies may also want to explore similar titles below.