Horton Hears a Who! - Cast

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53 cast members

Name	Known for
Jim Carrey Horton (voice) Horton (voice) See fewer	Ace Ventura: Pet Detective (1994)
Steve Carell Mayor (voice) Mayor (voice) See fewer	The Office (2005)
Carol Burnett Kangaroo (voice) Kangaroo (voice) See fewer	The Carol Burnett Show (1967)
Will Arnett Vlad (voice) Vlad (voice) See fewer	The Lego Batman Movie (2017)
Seth Rogen Morton (voice) Morton (voice) See fewer	This Is the End (2013)
Dan Fogler Councilman / Yummo Wickersham (voice) Councilman / Yummo Wickersham (voice) See fewer	Fantastic Beasts and Where to Find Them (2016)
Isla Fisher Dr. Mary Lou Larue (voice) Dr. Mary Lou Larue (voice) See fewer	Wedding Crashers (2005)
Jonah Hill Tommy (voice) Tommy (voice) See fewer	21 Jump Street (2012)
Amy Poehler Sally O'Malley (voice) Sally O'Malley (voice) See fewer	Inside Out (I) (2015)
Jaime Pressly Mrs. Quilligan (voice) Mrs. Quilligan (voice) See fewer	My Name Is Earl (2005)
Charles Osgood Narrator (voice) Narrator (voice) See fewer	CBS News Sunday Morning with Jane Pauley (1979)
Josh Flitter Rudy (voice) Rudy (voice) See fewer	The Greatest Game Ever Played (2005)
Niecy Nash Miss Yelp (voice) Miss Yelp (voice) See fewer	Reno 911! (2003)
Jesse McCartney JoJo (voice) JoJo (voice) See fewer	Keith (I) (2008)
Shelby Adamowsky Hedy / Hooly / Additional Voices (voice) Hedy / Hooly / Additional Voices (voice) See fewer	I Now Pronounce You Chuck & Larry (2007)
Jack Angel Old Time Who / Additional Voices (voice) Old Time Who / Additional Voices (voice) See fewer	A.I. Artificial Intelligence (2001)
Caitlin Rose Anderson Helen (voice) Helen (voice) See fewer	Ice Age: The Meltdown (2006)
Emily Anderson Heather (voice) Heather (voice) See fewer	Lilo & Stitch (2002)
Jan Rabson Town Cryer / Additional Voices (voice) Town Cryer / Additional Voices (voice) See fewer	Akira (1988)
John Cygan Who / Additional Voices (voice) Who / Additional Voices (voice) See fewer	Metal Gear Solid 2: Sons of Liberty (2001)
Jess Harnell Another Who / Additional Voices (voice) Another Who / Additional Voices (voice) See fewer	Transformers: Dark of the Moon (2011)
Debi Derryberry Who Mom / Additional Voices (voice) Who Mom / Additional Voices (voice) See fewer	Jimmy Neutron: Boy Genius (2001)
Samantha Droke Hildy / Holly (voice) (as Samantha Raye Droke) Hildy / Holly (voice) (as Samantha Raye Droke) See fewer	Poor Paul (2008)
Karen Disher Who Kid (voice) Who Kid (voice) See fewer	Rio (2011)
Marshall Efron Wickersham Guard 1 (voice) Wickersham Guard 1 (voice) See fewer	Robots (2005)
Bill Farmer Willie Bear / Additional Voices (voice) Willie Bear / Additional Voices (voice) See fewer	A Goofy Movie (1995)
Jason Fricchione Joe (voice) Joe (voice) See fewer	Ice Age: Continental Drift (2012)
Heather Goldenhersh Who Girl / Additional Voices (voice) Who Girl / Additional Voices (voice) See fewer	The Merchant of Venice (2004)
Selena Gomez Helga (voice) Helga (voice) See fewer	Spring Breakers (2012)
Jimmy Hayward Obnoxious Who (voice) Obnoxious Who (voice) See fewer	Free Birds (2013)
Joey King Katie (voice) Katie (voice) See fewer	The Act (2019)
Christina Martino Heidi / Haley (voice) Heidi / Haley (voice) See fewer	Ice Age: Continental Drift (2012)
Ellie Martino Hanna / Additional Voices (voice) Hanna / Additional Voices (voice) See fewer	Ice Age: Continental Drift (2012)
Laraine Newman Glummox Mom / Additional Voices (voice) Glummox Mom / Additional Voices (voice) See fewer	Coneheads (1993)
Tim Nordquist Wickersham Guard 2 (voice) Wickersham Guard 2 (voice) See fewer	Ferdinand (2017)
Colleen O'Shaughnessey Angela / Additional Voices (voice) Angela / Additional Voices (voice) See fewer	Sonic the Hedgehog (2020)
Laura Ortiz Jessica (voice) Jessica (voice) See fewer	Norbit (2007)
Joe Pasquale The Dentist (voice) The Dentist (voice) See fewer	Garfield: A Tail of Two Kitties (2006)
Connor Anderson Who Child #1 (voice) Who Child #1 (voice) See fewer	Ice Age: The Meltdown (2006)
Isabella Acres Additional Voices (voice) Additional Voices (voice) See fewer	Hello, My Name Is Doris (2015)
Bob Bergen Additional Voices (voice) Additional Voices (voice) See fewer	Akira (1988)
Jeff Biancalana Additional Voices (voice) Additional Voices (voice) See fewer	Ice Age: Dawn of the Dinosaurs (2009)
Madison Davenport Additional Voices (voice) Additional Voices (voice) See fewer	Sharp Objects (2018)
Teresa Ganzel Additional Voices (voice) Additional Voices (voice) See fewer	The Toy (1982)
Kathy Graves Toon Additional Voice (voice) (as Kathy Graves) Additional Voice (voice) (as Kathy Graves) See fewer	Rio (2011)
Sherry Lynn Additional Voice (voice) Additional Voice (voice) See fewer	Inside Out (I) (2015)
Danny Mann Additional Voices (voice) Additional Voices (voice) See fewer	Babe (1995)
Mona Marshall Additional Voices (voice) Additional Voices (voice) See fewer	Blue Exorcist (2011)
Mickie McGowan Additional Voices (voice) Additional Voices (voice) See fewer	Up (2009)
Madison Pettis Additional Voices (voice) Additional Voices (voice) See fewer	The Game Plan (2007)
Grace Rolek Additional Voices (voice) Additional Voices (voice) See fewer	Steven Universe (2013)
Jennessa Rose Additional Voices (voice) Additional Voices (voice) See fewer	Ponyo (2008)
Ariel Winter Additional Voices (voice) Additional Voices (voice) See fewer	Sofia the First (2012)