- Stanley as The Cat in the Hat
- Oliver as Mack the Turtle
- Egbert Hartley as Sam-I-Am
- Mayme Charlton as Joan
- Hartman as Nick
- Charlton as King Derwin
- Alva P. Hartley as Thidwick the Big-Hearted Moose
- Evelyn as Sarah Hall-Small
- Dutchy Glassman as Horton the Elephant
- Jamie Craig as Cindy Lou Who
- Murderess as Pam-I-Am
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.