Cast[]
- Mavis as Thomas (Yes, I know, Mavis is female)
- Mavis as Elizabeth as Diesel as Thomas (Yes, I know, Mavis is female)
- Mavis as Diesel as Elizabeth as Thomas (Yes, I know, Mavis is female)
- Stepney as Edward
- Derek as Henry
- Sir Handel as Gordon
- Rosie as James (Yes, I know, Rosie is female)
- Emily as Percy (Yes, I know, Emily is female)
- Hiro as Toby
- Bertie as Duck
- Annie and Clarabel as Donald and Douglas (Yes, I know, Annie and Clarabel are females)
- Flora as Oliver (Yes, I know, Flora is female)
- Elizabeth as Diesel (Yes, I know, Elizabeth is female)
- Elizabeth as Mavis as Thomas as Diesel (Yes, I know, Elizabeth is female)
- Elizabeth as Thomas as Mavis as Diesel (Yes, I know, Elizabeth is female)
- Elizabeth as Daisy as Diesel 10 as Diesel (Yes, I know, Elizabeth is female)
- Elizabeth as Diesel 10 as Daisy as Diesel (Yes, I know, Elizabeth is female)
- Harry and Bert as Bill and Ben
- Bear (from RWS) as BoCo
- Diesel 10 as Daisy (Yes, I know, Diesel 10 is male)
- Diesel 10 as Diesel as Elizabeth as Daisy (Yes, I know, Diesel 10 is male)
- Diesel 10 as Elizabeth as Diesel as Daisy (Yes, I know, Diesel 10 is male)
- Thomas as Mavis (Yes, I know, Thomas is male)
- Thomas as Diesel as Elizabeth as Mavis (Yes, I know, Thomas is male)
- Thomas as Elizabeth as Diesel as Mavis (Yes, I know, Thomas is male)
- Edward as Stepney
- Percy as Emily (Yes, I know, Percy is male)
- Duck as Bertie
- Rusty as Salty
- Kevin as Harvey
- Bill and Ben as Harry and Bert
- Trevor as Fergus
- Flynn as Skarloey
- Billy as Rheneas
- Gordon as Sir Handel
- Scruff as Peter Sam
- Salty as Rusty
- Caroline as Duncan (Yes, I know, Caroline is female)
- Bertram as Duke
- Whiff as Freddie
- Blister Twins as Mighty Mac
- Hank as Arthur
- Victor as Lady (I know, Victor is male)
- Daisy as Diesel 10 (Yes, I know, Daisy is female)
- Daisy as Diesel as Elizabeth as Diesel 10 (Yes, I know, Daisy is female)
- Daisy as Elizabeth as Diesel as Diesel 10 (Yes, I know, Daisy is female)
- Bash & Dash as Splatter & Dodge
- The Refreshment Lady as Sir Topham Hatt (Yes, I know, The Refreshment Lady is female)
- Albert (from RWS) as Terence
- Fergus as Trevor
- Catherine as Toad (Yes, I know, Catherine is female)
- Henry as Derek
- Scruffey as Bulgy
- Diesel as Elizabeth (Yes, I know, Diesel is male)
- Diesel as Thomas as Mavis as Elizabeth (Yes, I know, Diesel is male)
- Diesel as Mavis as Thomas as Elizabeth (Yes, I know, Diesel is male)
- Diesel as Diesel 10 as Daisy as Elizabeth (Yes, I know, Diesel is male)
- Diesel as Daisy as Diesel 10 as Elizabeth (Yes, I know, Diesel is male)
- 16 (from RWS) as George
- Duke as Murdoch
- Lord Harry/Patrick (from RWS) as Spencer
- Duncan as Caroline (Yes, I know, Duncan is male)
- Rocky as Cranky
- Bulgy as Scruffey
- The Vicar as Mr. Percival
- Jeremy as Harold
- James as Rosie (Yes, I know, James is male)
- Troublesome Trucks as Themselves
- Stanley/No. 2 as Smudger
- The Spiteful Brake Van as Bulstrode
- Molly as Stanley
- Bulstrode as The Spiteful Brake Van
- Diesel 199 as Class 40
- Freddie as Whiff
- Peter Sam as Scruff
- Harold as Jeremy
- Stanley as Molly
- Skarloey as Flynn
- Madge as Belle
- Oliver as Flora (I know, Oliver is male)
- Belle as Madge
- Lady as Victor (I know, Lady is female)
- Harvey as Kevin
- Rheneas as Billy
- and more