Oscar the Grouch/Dr. Seuss

Cast

 * Oscar the Grouch as The Cat in the Hat
 * Sherlock Hemlock as Mack the Turtle
 * Cookie Monster as Horton the Elephant
 * Frazzle as Joey
 * Telly Monster as Norval the Fish
 * Sky Blue Honker as Sam-I-Am
 * Bug as Mr. Brown
 * Ernie as The Lorax
 * Bert as Conrad
 * Guy Smiley as The Grinch
 * Big Bird as Thidwick the Big-Hearted Moose
 * Prarie Dawn as Jane Kangaroo
 * Grandma Monster as Pam-I-Am
 * Old Grouch as Nick
 * Grudgetta as Sarah Hall-Small
 * Slimey as Little Cat Fleep
 * Maria as Aunt Myrtle
 * Herry Monster as Yertle the Turtle
 * and more