Mario/Caillou

Cast

 * Mario as Caillou
 * Toad as Leo
 * Peach as Rosie
 * Toadsworth as Boris
 * Daisy as Doris
 * Wario as Grandpa
 * Wendy O Koopa as Grandma
 * Oogtar as Billy
 * Rosalina as Julie
 * Diddy Kong as Teddy
 * Bowser Jr. as Rexy
 * Donkey Kong as Xavier
 * Birdo as Sarah
 * Geno as Jason
 * Mallow as Jeffery
 * Yoshi as Gilbert
 * Toadette as Clementine
 * Waluigi as Mr. Hinkel
 * Baby Daisy as Mrs. Martin
 * Luigi as Andre