Ernie/Thomas

Cast

 * Ernie as Thomas
 * Count von Count as Edward
 * Snuffy as Henry
 * Herry Monster as Gordon
 * Bert as James
 * Elmo as Percy
 * Big Bird as Toby
 * Grover as Duck
 * Telly Monster as Donald
 * Baby Bear as Douglas
 * Hoots the Owl as Oliver
 * Oscar the Grouch as Diesel
 * Joey and Davey Monkey as Bill and Ben
 * Barkley as BoCo
 * Grundgetta as Daisy
 * Rosita as Mavis
 * Wolfgang the Seal as Stepney
 * Zoe as Emily
 * Murray Monster as Bertie
 * Cookie Monster as Salty
 * Horatio the Elephant as Harvey
 * Sharky and Bones (from Jake and the Never Land Pirates) as Arry and Bert
 * Placido Flamingo as Fergus
 * Phineas Flynn (from Phineas and Ferb) as Skarloey
 * Ferb Fletcher (from Phineas and Ferb) as Rheneas
 * Olaf (from Frozen) as Sir Handel
 * Clover (from Sofia the First) as Peter Sam
 * Cat (from Peg + Cat) as Rusty
 * M.E.R.C. (from Miles from Tomorrowland) as Duncan
 * Pingu (from Pingu) as Duke
 * Jake (from Jake and the Never Land Pirates) as Fearless Freddie
 * Toopy and Binoo (from Toopy and Binoo) as Mighty Mac
 * Guy Smiley as Arthur
 * Prairie Dawn as Lady
 * The Big Bad Wolf as Diesel 10
 * Crunch the Shark (from Beanie Babies) as Splatter
 * Sly the Fox (from Beanie Babies) as Dodge
 * Luis as Sir Topham Hatt
 * Stinky the Stinkweed as Terence
 * Forgetful Jones as Trevor
 * Little Bird as Toad
 * Sherlock Hemlock as Derek
 * Captain Hook (from Jake and the Never Land Pirates) as Bulgy
 * Miss Finch as Elizabeth
 * The Grinch (from The Wubbulous World of Dr. Seuss) as George
 * Papa Bear as Murdoch
 * Mr. Johnson as Spencer
 * Elsa (from Frozen) as Caroline
 * Sam the Eagle (from The Muppets) as Cranky
 * Animal (from The Muppets) as Scruffey
 * Gordon as Mr. Percival
 * Olie Polie (from Rolie Polie Olie) as Harold
 * Abby Cadabby as Rosie
 * Honkers as Troublesome Trucks
 * Swiper (from Dora the Explorer) as Smudger
 * Zach Varmitech (from Wild Kratts) as Bulstrode