Big City Engine/Trevor

Cast

 * Big City Engine as Trevor (Big City Engine and Trevor are both green)
 * Farnsworth (from The Little Engine That Could) as Toby
 * The Freight Engine (from The Little Engine That Could (Book)) as Neville
 * Bluenose (from TUGS) as Spencer
 * The Shiny Engine (from The Little Engine That Could (Book)) as Cranky
 * Spencer as Fergus
 * Mallard (from RWS) as Edward (Mallard and Edward are both blue tender engines)
 * Lord Harry (from RWS) as Oliver
 * Den as Whiff
 * Dart as Scruff
 * Godred (from RWS) as Duck
 * Rusty as Diesel 10
 * Splatter as Mighty
 * Dodge as Mac
 * Diesel 10 as Salty
 * Madge as Mavis
 * Elizabeth as Daisy
 * Sea Rogue (from Salty's Lighthouse) as Jack
 * Carla (from Theodore Tugboat) as Belle
 * Hector as Terence
 * Pete (from The Little Engine That Could) as BoCo
 * Bobby Barge (from Theodore Tugboat) as Peter Sam
 * Bash as Splatter
 * Dash as Dodge
 * Oliver (from Theodore Tugboat) as Percy
 * Scruffey as Harold
 * Fred Pelhay (from RWS) as Jeremy
 * Zebedee (from TUGS) as Hank
 * Zak (from TUGS) as Harvey
 * Diesel as Winston
 * Stanley/No. 2 (from RWS) as Bulgy (Stanley/No. 2 and Bulgy are both red)
 * Bertram as Captain
 * Smudger as Victor (Smundger and Victor are both narrow gauge engines)
 * Zip (from TUGS) as Bill
 * Zug (from TUGS) as Ben
 * Norman as Murdoch
 * Rebecca (from Theodore Tugboat) as Rosie (Rebecca and Rosie's names both start with "R")
 * BoCo as Diesel
 * Bill as Arry
 * Ben as Bert (Ben and Bert's names both start with "Be")
 * Stewie Griffin (from Family Guy) as Jem Cole
 * Snorri (from Theodore Tugboat) as Bertie
 * R. Boat (from Theodore Tugboat) as Thomas
 * The Spiteful Breakvan as Paxton
 * Stafford as Luke
 * Big Mac (from TUGS) as Duncan (Big Mac and Duncan are both yellow and they both speak with scottish accents)
 * Mavis as Isobella
 * Grampus (from TUGS) as Hector
 * D199 (from RWS) as Arthur
 * Percy as Gordon
 * Isobella as Flora (Isobella and Flora are both yellow and they both have names ending with "a")
 * Owen (from Theodore Tugboat) as James
 * Skarloey as Smudger (Skarloey and Smudger's names both start with "S")