The Ant Bully is a 2006 computer-animated film based on the 1999 children's book and produced by Tom Hanks and Gary Goetzman's Playtone, John Davis and Keith Alcorn's DNA Productions and directed by the aforementioned Davis. Released in movie theatres on July 28, 2006 by Warner Bros. and Legendary Pictures, it is based on a book by John Nickle and features the voices of Nicolas Cage, Julia Roberts, Meryl Streep, Allison Mack, Paul Giamatti and Ricardo Montalbán (in his final film role). Concurrently with the general release, the film was offered in big screen IMAX 3D, the format also used with The Polar Express. This is also the first animated film produced by Legendary Pictures.