Peep and the Big Wide World/Sonic

Cast

 * Peep as Sonic
 * Beaver Boy as Tails
 * Quack as Knuckles
 * Chirp as Amy Rose
 * Squeak as Cream
 * Adeleine (From Kirby) as Cosmo
 * Tokkori (From Kirby) as Shadow
 * Candace (From Phineas and Ferb) as Rouge
 * Queen Aleena (From Sonic Underground) as Vanilla
 * King Neptune (From Spongebob) as Vector
 * Tuff (From Kirby) as Espio
 * Yoshi (From Mario) as Charmy Bee
 * Jamie (From The Amazing World of Gumball) as Antoine
 * Rosalina (From Mario) as Sally Acorn
 * Sara (From Sonic OVA) as Rosie
 * Maya (From Maya the Bee) as Bunnie Rabbot
 * Birdo (From Mario) as Dulcy
 * Plankton (From Spongebob) as Dr. Robotnik/Eggman
 * Baikinman (From Anpanman) as Gerald Robotnik
 * Flying Dutchman (From Spongebob) as Iris Naugus
 * Coconuts (From Sonic) as Snivley
 * Scratch (From Sonic) as Cluck
 * Luigi (From Mario) as Silver
 * Zelda (From The Legend of Zelda) as Classic Amy Rose
 * Mario (From Mario) as Classic Sonic
 * Yoshi (From Mario) as Classic Tails
 * K3 (From Looney Tunes) as Metal Sonic
 * Marvin the Martian (From Looney Tunes) as Scourge
 * Suzy Johnson (From Phineas and Ferb) as Fiona Fox
 * Mushibaikinman (From Anpanman) as Cluck
 * Bowser's Minions (from Mario) as Badniks
 * Tiff (From Kirby) as Marine
 * Daisy (From Mario) as Blaze
 * Sirica (From Kirby) as Sticks the Badger
 * Booker (From Garfield and Friends) as Chip
 * Gumball (From The Amazing World of Gumball) as Manic
 * Penny (From The Amazing World of Gumball) as Sonia
 * Sleet (From Sonic Underground) as Cubot
 * Diego (From Sonic Underground) as Orbot