who does the voice of horton in horton hears a who
Horton Hears a Who! (film) Horton Hears a Who! (also known as Dr. Seuss' Horton Hears a Who!) is a 2008 American computer animated adventure comedy film based on the book of the same name by Dr. Seuss, produced by Blue Sky Studios and distributed by 20th Century Fox. Directed by Jimmy Hayward and Steve Martino in in their directorial debuts, the film's screenplay was written by Cinco Paul and Ken Daurio, and features the voices of Jim Carrey and Steve Carell as Horton the Elephant and the Mayor of Whoville, respectively, alongside Will Arnett, Seth Rogen, Isla Fisher, and Amy Poehler.[4] John Powell composed the film's music.