Horton Hears a Who!— Full Cast
2008
Cast (15)
Jim Carrey
as Horton (voice)
Steve Carell
as Mayor (voice)
Carol Burnett
as Kangaroo (voice)
Will Arnett
as Vlad (voice)
Seth Rogen
as Morton (voice)
Dan Fogler
as Councilman / Yummo Wickersham (voice)
Isla Fisher
as Dr. Mary Lou Larue (voice)
Jonah Hill
as Tommy (voice)
Amy Poehler
as Sally O'Malley (voice)
Jaime Pressly
as Mrs. Quilligan (voice)
Charles Osgood
as Narrator (voice)
Josh Flitter
as Rudy (voice)
Niecy Nash
as Miss Yelp (voice)
Jesse McCartney
as JoJo (voice)
Shelby Adamowsky
as Hedy / Hooly (voice)