Charlie Chan at the Olympics (1937)/Dr. Seuss

Cast

 * Charlie Chan as The Cat in the Hat
 * Yvonne Roland as Sarah Hall-Small
 * Betty Adams as Cindy Lou Who
 * Richard Masters as Mack the Turtle
 * Lee Chan as Sam-I-Am
 * Arthur Hughes as Horton the Elephant
 * Mr. Cartwright as King Derwin
 * Charlie Chan, Jr. as The Lorax
 * Mr. Hopkins as Mr. Brown
 * Honorable Charles Zaraka as Norval the Fish
 * Inspector Strasser as Joey
 * Dr. Burton as Thidwick the Big-Hearted Moose