Alice in Wonderland is a 1951 American animated musical fantasy comedy film produced by Walt Disney Productions and released by RKO Radio Pictures. It is based on Lewis Carroll's 1865 novel Alice's Adventures in Wonderland and its 1871 sequel Through the Looking-Glass. The production was supervised by Ben Sharpsteen, and was directed by Clyde Geronimi, Wilfred Jackson, and Hamilton Luske. With the voices of Ed Wynn, Richard Haydn, Sterling Holloway, Jerry Colonna and Kathryn Beaumont in her film debut, the film follows a young girl, Alice, who falls down a rabbit hole and enters a nonsensical world, Wonderland, which is ruled by the Queen of Hearts, while encountering strange creatures, including the Mad Hatter and the Cheshire Cat.