Sonic/Horton Hears a Who

Cast

• Knuckles as Horton
• Sonic as The Mayor of Whoville
• Amy Rose as Sally
• Cosmo as Katie
• Tails as Jojo
• Various robots as Monkeys
• Big the Cat as King Monkey
• Rouge as Kangaroo
• Silver as Rudy
• Cream as Mrs. Quilligan
• Charmy as Tommy
• Cheese as Morton
• Dr. Eggman as Vlad
• Princess Sally Acorn as Helen