Nutcracker Suite was one of the musical pieces featured in Disney's 1940's film Fantasia.

The answer is true because "Nutcracker Suite" was indeed one of the musical pieces featured in Disney's 1940s film, Fantasia. Fantasia is an animated film that combines classical music with beautiful and imaginative visuals. "Nutcracker Suite" is a composition by Pyotr Ilyich Tchaikovsky and is featured in the film as an enchanting and whimsical segment. The animation in Fantasia complements the music perfectly, bringing the various characters and scenes to life, making it a captivating feature in the film.