The Simpsons and My Little Pony/Thomas

Version 1

 * Homer as Thomas
 * Shining Armor as Edward
 * Barney Gumble as Henry
 * Big Macintosh as Gordon
 * Moe Syzlak as James
 * Spike as Percy
 * Grandpa Abe as Toby
 * Mr. Cake as Duck
 * Lenny & Carl as Donald & Douglas
 * Bart as Oliver
 * Mr. Burns as Diesel
 * Snips & Snails as Bill & Ben
 * Mr. Smithers as BoCo
 * Gilda as Daisy
 * Rarity as Mavis
 * Martin Prince as Stepney
 * Marge as Emily
 * Angel as Bertie
 * The Sea Captain as Salty
 * Flim & Flam as Arry & Bert
 * Rainbow Dash as Lady
 * Discord as Diesel 10
 * Kangs & Kodos as Splatter & Dodge
 * Mayor Quimby as Sir Topham Hatt
 * Comic Book Guy as Bulgy
 * Trixie as Elizabeth
 * Sideshow Bob as George
 * Principal Skinner as Murdoch
 * Prince Blueblood as Spencer
 * Lisa as Caroline
 * Cranky Doodle Donkey as Cranky
 * Pinkie Pie as Rosie
 * Fluttershy as Molly
 * Applejack as Belle
 * Sweetie Belle and Scootaloo as Annie and Clarabel
 * Twilight Sparkle as Flora
 * Superintendent Chalmers as Hector
 * Derpy as Madge
 * Apple Bloom as Millie

Version 2

 * Spike as Thomas
 * Ned Flanders as Edward
 * Homer as Henry
 * Big Macintosh as Gordon
 * Moe Syzlak as James
 * Bart as Percy
 * Braeburn as Toby
 * Martin Prince as Duck
 * Lenny & Carl as Donald & Douglas
 * Milhouse as Oliver
 * Discord as Diesel
 * Snips & Snails as Bill & Ben
 * Dr. Hibbert as BoCo
 * Diamond Tiara as Daisy
 * Applejack as Mavis
 * Pipsqueak as Stepney
 * Twilight Sparkle as Emily
 * Lisa as Lady
 * Snake Jailbird as Diesel 10
 * Flim & Flam as Splatter & Dodge
 * Mayor Quimby as Sir Topham Hatt
 * King Sombra as Bulgy
 * Silver Spoon as Elizabeth
 * Garble as George
 * Iron Will as Spencer
 * Marge as Caroline
 * Cranky Doodle Donkey as Cranky
 * Pinkie Pie as Rosie
 * Sideshow Bob as The Spiteful Breakvan
 * Prince Blueblood as D261
 * Rarity as Molly
 * Rainbow Dash as Belle
 * Fluttershy as Flora
 * Superintendent Chalmers as Hector
 * Cherilee as Madge