Dr. Hibbert/Thomas (Version 2)

Cast

 * Dr. Hibbert as Thomas
 * Homer as Edward
 * Carl as Henry
 * Lenny as Gordon
 * Principal Skinner as James
 * Barney Gumble as Percy
 * Moe as Toby
 * Bart as Duck
 * Rod as Donald
 * Todd as Douglas
 * Ned Flanders as Oliver
 * Frank Grimes as Diesel
 * Grandpa Abe as BoCo
 * Evil Lisa as Daisy
 * Allison Taylor as Mavis
 * John as Stepney
 * Sideshow Mel as Bertie
 * Kreany as Salty
 * Dolph as Havery
 * Snake Jailbird as Arry
 * Superintendent Chalmers as Bert
 * Mr. Smithers as Fergus
 * Sideshow Bob as Diesel 10
 * Nelson Muntz as Splatter
 * Jimbo Jones as Dodge
 * Shelby's Father as Bulgy
 * Agnes Skinner as Elzabeth
 * Artie Ziff as George
 * Comic Book Guy as Spencer
 * Krusty the Clown as Cranky
 * Frank Grimes Jr. as Scruffey
 * Cecil Terwilliger as The Spiteful Breakvan
 * Kang as Max
 * Kodos as Monty
 * Mr. Burns as D261