Dr. Seuss/Dexter's Laboratory

Cast

 * The Cat in the Hat as Dexter
 * Norval the Fish as Tail Dexter
 * Cindy Lou Who as Dee Dee
 * Sarah Hall-Small as Dexter's Mom
 * Mack the Turtle as Dexter's Dad
 * Mr. Brown as Dexter's Grandpa
 * The Grinch as Mandark
 * The White-Tufted Floozle Bird as Lee Lee
 * Pam-I-Am as Mee Mee
 * Sam-I-Am as Dexter's Monkey
 * Little Cat Fleep as Valhallen
 * The Once-Ler as Mandark's Duck
 * Joey as Mayor Glory
 * Horton the Elephant as Krunk
 * Jane Kangaroo as Lalava
 * The Lorax as Douglas
 * Mr. Knox and Fox in Socks as Mitch and Clem
 * Young Cat in the Hat as Dextor
 * Sylvester McMonkey McBean as Action Hank
 * Daisy-Head Mayzie as Pony Puff Princess
 * Thidwick the Big-Hearted Moose as Koosalagoopagoop
 * Audrey as Agent Honeydew
 * North-Going Zax as School Bully #1
 * South-Going Zax as School Bully #2