Cast[]
- Charlie as Diesel
- Billy as The Spiteful Brakevan
- Victor as Spencer
- Bertie as Diesel 10
- Splatter as George
- Dennis as Bulgy
- Butch as Old Stuck-Up (from RWS)
- Stafford as Spamcan (from RWS)
- Bash as Arry
- Dash as Bert
- Winston as Smudger
- Tiger Moth as Thomas
- Pip & Emma (from RWS) as Max & Monty
- Hank as D261
- Rheneas as Emily
- Isobella as Elizabeth
- Gordon as Norman
- Lady as Daisy
- Stepney as Scruffey
- Puffa (from TUGS) as Bertram
- City Of Truro as Paxton
- Blister I as Donald
- Blister II as Douglas
- Duke as Sidney
- Molly as Evil Thomas
- Daisy as Evil Percy
- Arthur as Evil Gordon
- Ferdinand as Evil Henry
- Belle as Evil Toby
- Arry as Evil James
- Fergus as Evil Edward
- Derek as Evil Duck
- Den as Evil Donald
- Dart as Evil Douglas
- Sir Handel as Evil Arthur
- Emily as Henrietta
- Patrick as Gordon
- James as Bill
- Sixteen (from RWS) Ben
- Sir Topham Hatt as The Angry Policeman
- Lady Hatt as The Stationmaster's Wife
- Byron as Fred Pelhay
- Stanley as Rickety
- Old Slow Coach as Lorry 1
- Freddie as The Chinese Dragon
- Old Stuck-Up (from RWS) as Percy
- Victoria (from RWS) as Mavis
- Johnny Cuba (from TUGS) as James
- George as Henry
- Lillie Lightship (from TUGS) as Constance (from Theodore Tugboat)
- Colin as Colin
- Judge Judy The Diesel as Bertie
- Flynn as Evil Harold
- Alfred The Loaned B12 as Oliver
- Henrietta as Captain
- Trevor as Dart
- Bulstrode as Edward
- Scruff as Zorran (from TUGS)
- Whiff as Bluenose (from TUGS)
- Oliver (Pack) as Bobby (from Theodore Tugboat)
- Nelson as Oliver (from Theodore Tugboat)
- Lord Harry (from RWS) as Frank (from TUGS)
- Godred (from RWS) as Eddie (from TUGS)
- Bagheera (from The Jungle Book) as Zip (from TUGS)
- Terence as Zebedee (from TUGS)
- Buster as Zak (from TUGS)
- Mavis as Carla (from Theodore Tugboat)
- Diesel 10 as Sea Rouge (from Salty's Lighthouse)
- Ned as Zug (from TUGS)
- Norman as Toad
- Paxton as Mighty
- Sidney as Mac
- Bear (from RWS) as BoCo
- Alfie as Godred
- Jack as Lord Harry
- Percy as The Diesel Shunter
- Skarloey as Vickie (A made up chareter)
- Edward as Guysborough (from Theodore Tugboat)
- Rusty as Evil Belle
- Harold as Evil Flynn
- Toad as Evil Old Slow Coach
- Donald as Splatter
- Douglas as Dodge
- Peter Sam as Diesel 12
- Rocky as Evil Rocky
- Murdoch as Evil Hiro
- BoCo as Hank
- Cranky as Cranky
- Wilbert (from RWS) as Arnold (made up character)
- Madge as Evil Flora
- Fred Pelhay (from RWS) as Thumper
- Neville as Salty
- Bertram as Sixteen (from RWS)
- Thumper as Bulstrode
- Mighty as Hank
- Mac as Stanley
- Lorry 1 as Stepney
- Lorry 2 as Harvey
- Lorry 3 as Fergus
- Flora as Madge
- Toby as Butch
- Connor as The Old Guardsvan (from RWS)
- Henry as Proteus
- Luke as Boulder
- Captain as Hector
- Duck as Diesel 5
- Oliver as Stanley/No. 2 (from RWS)
- Sally Seaplane (from TUGS) as Evil Molly
- Hiro as The Shiny Engine (from The Little Engine That Could (Book))
- Ten Cents (from TUGS) as Pete (from The Little Engine That Could)
- Diesel as Jeremy
- Marion as Evil Emily