Billy/Thomas (Version 4)

Cast:

 * Billy as Thomas
 * Stepney as Edward
 * Duck as Henry
 * James as Gordon
 * Gordon as James
 * Thomas as Percy
 * Bulgy as Toby
 * Henry as Duck
 * Bill and Ben as Donald and Douglas
 * Hiro as Oliver
 * Dennis as Diesel
 * Donald and Douglas as Bill and Ben
 * Bertie as BoCo
 * Daisy as Mavis
 * Mavis as Daisy
 * Edward as Stepney
 * Molly as Emily
 * BoCo as Bertie
 * Rheneas as Salty
 * Skarloey as Harvey
 * 'Arry and Bert as Splatter and Dodge
 * Trevor as Fergus
 * Harvey as Skarloey
 * Salty as Rheneas
 * Duncan as Sir Handel
 * Ivo Hugh as Peter Sam
 * Duke as Rusty
 * Sir Handel as Duncan
 * Rusty as Duke
 * Freddie as Luke
 * Luke as Freddie
 * Peter Sam as Ivo Hugh
 * Mighty Mac as Themselves
 * Murdoch as Arthur
 * Rosie as Lady
 * Cranky as Diesel 10
 * 'Arry and Bert as Splatter and Dodge
 * Hercules (from TUGS) as Sir Topham Hatt
 * Bulgy as Terence
 * Fergus as Trevor
 * Ned as Toad
 * George as Derek
 * Terence as Bulgy
 * Isobella as Elizabeth
 * Derek as George
 * Arthur as Murdoch
 * Mallard as Spencer
 * Madge as Caroline
 * Diesel 10 as Cranky
 * N.C.B. as Scruffey
 * SpongeBob (from SpongeBob) as Mr. Percival
 * Jack as Harold
 * Lady as Rosie
 * Troublesome Trucks as Themselves
 * Stanley (aka No. 2) as Smudger
 * Bulstrode as Himself
 * Emily as Molly