Cast[]
- Bowser Jr. as The Cat in the Hat
- Bowser as Joey
- Chef Pee Pee as Sam-I-Am
- Shrek as Horton the Elephant
- Joseph as Mack the Turtle
- Black Yoshi as Mr. Brown
- Cody as Marvin K Mooney
- The Rat as Little Cat B
- Brooklyn Guy as Little Cat A
- Toad as The Lorax
- Paulina as Cindy Lou Who
- Emily Coleman as Sarah Hall-Small
- Judy as Pam-I-Am
- Peach as Ichabot
- Stacy as Izzy
- Charleyyy as King Derwin
- Mario as Norval the Fish