Cast[]
- Freddie as Thomas
- Connor as Edward
- Victor as Henry
- Hector as Gordon
- Murdoch as James
- Rusty as Percy
- Skarloey as Toby
- Peter Sam as Duck
- Mighty Mac as Donald and Douglas
- Sir Handel as Oliver
- Harry as Diesel
- Jack and Alfie as Bill and Ben
- Derek as BoCo
- Caroline as Daisy
- Elizabeth as Mavis
- Trevor as Stepney
- Millie as Emily
- Butch as Bertie
- Norman as Salty
- Rheneas as Harvey
- Diesel and Diesel 10 as Harry and Bert
- Kevin as Fergus
- Toby as Skarloey
- Harvey as Rheneas
- Oliver as Sir Handel
- Duck as Peter Sam
- Percy as Rusty
- Class 40 as Duncan
- Bertram as Duke
- Thomas as Freddie
- Donald and Douglas as Mighty Mac
- Oliver (Pack) as Arthur
- Rosie as Lady
- Bert as Diesel 10
- Bulgy and George as Splatter and Dodge
- Mr. Percival as Sir Topham Hatt
- Mrs. Percival as Lady Hatt
- Flynn as Terence
- Stepney as Trevor
- Ned as Toad
- BoCo as Derek
- Splatter as Bulgy
- Mavis as Elizabeth
- Dodge as George
- James as Murdoch
- Bulstrode as Spencer
- Molly as Caroline
- Rocky as Cranky
- Smudger as Scruffey
- Sir Topham Hatt as Mr. Percival
- Lady Hatt as Mrs. Percival
- Scruffey as Smudger
- Flying Dutchman as Harold
- Lady as Rosie
- Tiger Moth as Jeremy
- Caroline as Molly
- Caitlin as Belle
- Terence as Flynn
- Bill as Jack
- Ben as Alfie
- Big City Engine (from RWS) as Byron
- Toad as Ned
- 1020 (from RWS) as Kelly
- Monty as Patrick
- Hank as Nelson
- Flora as Isabella
- Billy as Buster
- Arthur as Oliver (Pack)
- The Spiteful Brake Van and Patrick as Max and Monty
- Isabella as Flora
- Edward as Connor
- Belle as Caitlin
- Emily as Millie
- Stanley as Stephen
- Pip (from RWS) as Rosie
- Mavis as Herself
- Emma (from RWS) as Emily
- Lady as Molly
- Thomas as Bertie
- Percy as Trevor
- James as Terence
- Diesel 199 (from RWS) as Smudger
- Alfie as Stanley
- Jack as Charlie
- Duck as Billy
- Smudger as Bulgy
- BoCo as Murdoch
- Gordon as Hector
- Bulstrode as George
- Flora as Lady
- Belle as Flora
- Judge Judy the Diesel as Elizabeth
- Stanley as Stephen
- Edward as Connor
- Belle as Caitlin
- Emily as Millie
- Paxton as Stafford
- Stafford as Paxton
- Salty as Norman
- Lorry 1 and Lorry 2 as Den and Dart
- Lorry 3 as Sidney
- Den, Dart and Sidney as The Horrid Lorries
- Duncan as Class 40
- Smudger as Diesel 199 (from RWS)
- Cabot (from Theodore Tugboat) as Old Stuck-Up (from RWS)
- Dash as Godred (from RWS)
- Bash as Culdee (from RWS)
- Samson as Neil (from RWS)
- Rosie and Emily as Pip and Emma (from RWS)
- Ryan as Ivo Hugh (from RWS)
- Neil (from RWS) as Samson
- Little Owl (from Tugs) as Timothy
- Logan as Gator
- Big Mickey (from Tugs) as Reg
- Old Slowcoach as Marion
- Marion as Old Slowcoach
- Gator as Logan
- Proteus as Luke
- Duke as Bertram
- Luke as Proteus
- Skiff as Captain
- Captain as Skiff
- Ivo Hugh (from RWS) as Ryan
- Culdee, Wilfred (from RWS) and Neville as The Logging Locos
- 10 Cents (from Tugs) as Whiff
- Sunshine (from Tugs) as Scruff
- Dennis as Winston
- Winston as Dennis
- Ferdinand as Neville
- Cranky as Rocky
- Clayton (from Theodore Tugboat) as Colin
- Owen (from Theodore Tugboat) as Owen
- Jack the Grappler (from Tugs) as Merrick
- Puffa (from Tugs) as Charlie
- Lillie Lightship (from Tugs) as Madge
- The Old Engine (from The Little Engine That Could (Book)) as Hiro
- Henry as Victor
- Fergus as Kevin