Cast[]
- Tony Mendez as The Cat in the Hat
- Jack O'Donnell as King Derwin
- Lester Siegel as Sam-I-Am
- John Chambers as Norval the Fish
- Robert Anders as Mr. Brown
- Cora Lijek as Sarah Hall-Small
- Mark Lijek as Mack the Turtle
- Joe Stafford as Mr. Knox
- Kathy Stafford as Daisy-Head Mayzie
- Lee Schatz as Horton the Elephant
- Ken Taylor as The Lorax
- Hamilton Jordan as Sylvester McMonkey McBean
- Malinov as The Grinch
- Nina as Gertrude McFuzz