Thomas/Dumbo

Version 1 (Elij Brown/LinkandRutofan)*

 * Harold as Dumbo
 * Sam the J39 as Timothy Q. Mouse
 * Joe the 88 as Jim Crow
 * Hayley the Stirling Single as Fat Crow
 * Matthew the H2 as Crow with Glasses
 * Harley the 4-2-2 as Dandy Crow
 * Harry the J50 as Crow with Straw Hat
 * Belle as Mrs. Jumbo
 * Bertram as Casey Junior
 * Jackie The 1 7 8 4 0 3 as Matriarch Elephant
 * Carla The 0 6 4 5 8 9 as Prissy Elephant
 * Andrew The 2 6 5 8 5 4 as Giddy Elephant
 * Lady the 3 4 5 8 7 6 2 as Catty Elephant
 * Clowns as Themselves
 * Diesel 14 as The Ringmaster
 * Pink Elephants as Themselves

Version 2 (BramGroatFilms)

 * Gordon as The Ringmaster (I know Gordon is Good)
 * BoCo as Joe
 * Thomas as Timothy Q. Mouse
 * Percy as Dumbo
 * James as Casey Jr.
 * Henry as Mr. Stork
 * Rosie as Giddy Elephant
 * Molly as Cathy Elephant
 * Mavis as Prissy Elephant
 * Daisy as Matiarch Elephant
 * Emily as Mrs. Jumbo
 * Ghost Fleet (from TUGS) as Pink Elephants

Version 3 (JosephcCL93) (Coming Soon To July 29 11)

 * Percy as Dumbo
 * Thomas as Timothy Q. Mouse
 * Spencer as The Ringmaster
 * Henry as Casey Junior
 * James as Jim Crow
 * Toby as Crow with Glasses
 * Oliver as Dandy Crow
 * Duck as Crow with Straw Hat
 * Gordon as Fat Crow
 * Emily as Mrs. Jumbo
 * Rosie as Elephant Giddy
 * Molly as Elephant Prissy
 * Mavis as Elephant Catty
 * Daisy as Elephant Matiarch
 * Edward as Mr. Stork
 * Elizabeth as Penny
 * Boco as Joe
 * Smudger as Smitty
 * Billy as Godfry (Both Of Them Have Large Teeth)
 * Bill and Ben as Cluded and Lolly
 * Bertie as Dot
 * Season 1 Trucks as Clowns
 * Breakvens as Boy Bullys
 * Troublesome Trucks as Pink Elephants
 * Coaches as The Circus Guards
 * Other Engines as The Other Animals
 * Annie and Clarable as Rollo and Bollo
 * Lady as Elephant Louise

Version 4 (sonicandknuxfan)

 * Percy as Dumbo
 * Thomas as Timothy Q. Mouse
 * Molly as Mrs. Jumbo (Both Mother Figures To Percy and Dumbo)
 * Spencer as The Ringmaster
 * James as Casey Junior
 * Rosie as Giddy Elephant
 * Emily as Prissy Elephant
 * Mavis as Catty Elephant
 * Daisy as Matiarch Elephant
 * Edward as Mr Jumbo (Both Father Figures To Percy and Dumbo)

Version 5 (made by DucktheGWREngineFan9)

 * Harold as Dumbo (Harold and Dumbo are both flying in the sky)
 * Thomas as Timothy Q. Mouse (Thomas and Timothy Q. Mouse are both the same letter "T")
 * Molly as Mrs. Jumbo
 * Smudger as The Ringmaster (They're Both Mean)
 * James as Casey Junior
 * Rosie as Giddy Elephant
 * Emily as Prissy Elephant
 * Mavis as Catty Elephant
 * Elizabeth as Matiarch Elephant
 * Edward as Mr. Jumbo