Dr. Seuss' Horton Hears a Who! - Cast

Meet the Cast of the Dr. Seuss' Horton Hears a Who!

Find out who is in the cast of Dr. Seuss' Horton Hears a Who! plus their other shows and movies.

The following actors are featured in Dr. Seuss' Horton Hears a Who!

Also starred in: Earth Girls Are Easy , I Love You Phillip Morris , Monty Python's Best Bits (Mostly)

Also starred in: Café Society (2016) , Last Flag Flying , Hammy's Boomerang Adventure

Also starred in: Parks and Recreation , 30 Rock , Despicable Me

Also starred in: Freaks and Geeks , Pineapple Express , "50/50"

Also starred in: Wedding Daze , Back to the Outback , Curb Your Enthusiasm

Also starred in: They Came Together (They Came Together) , Mean Girls , Late Night with Seth Meyers