Boulder/D261

Cast

 * Boulder as D261
 * The Chinese Dragon as Spencer
 * The Spiteful Breakvan as Dart
 * George as Den
 * Percy as Percy
 * James as James
 * Duncan as Diesel
 * Bulgy as Derek
 * Den as Max
 * Dart as Monty
 * Bulstrode as Sixteen (from RWS)
 * Bertie as Toby
 * Max as Whiff
 * Monty as Scruff
 * D261 as Diesel 10 (D261 and Diesel 10 are both big Diesels)
 * Madge as Flora
 * Elizabeth as Isobella
 * S. C Ruffey as The Spiteful Breakvan
 * Station Master's Wife as Lady
 * Diesel as Bulstrode
 * Flynn as Norman
 * Paxton as Kevin
 * Sir Handel as Bash
 * Peter Sam as Dash
 * Rickety (from RWS) as Ferdinand
 * Splatter as Jack
 * Dodge as Alfie
 * Arry as Byron
 * Bert as Ned
 * Diesel 10 as Nelson
 * Toby as Patrick
 * Stafford as Kelly
 * The Barber as Buster
 * Burke (from TUGS) as Splatter
 * Blair (from TUGS) as Dodge
 * Sidney as Victor
 * Caroline as Emily
 * Rusty as BoCo
 * Skarloey as Mighty
 * Rheneas as Mac
 * Oscar (from Sesame Street) as The Bird Watcher (from the episode, Henry's Good Deeds)
 * Grudgetta (from Sesame Street) as The Teacher (from the episode, Time for a Story)
 * Hector as Trevor (Hector and Trevor both end with or)
 * Smudger as Terence
 * Harold as Old Slow Coach (Yes, I know, Harold is male)
 * Jeremy as Duck
 * Duck as Murdoch
 * Mavis as Belle
 * Gordon as Flynn
 * Norman as Bulgy
 * Ferdinand as Edward
 * Lady as Molly
 * Kevin as Colin
 * Stepney as Billy
 * Stewie Griffin (from Family Guy) as Jem Cole
 * Toad as Jeremy
 * Molly Mouse (from Skipper & Skeeto) as Madge
 * Trevor as Dennis
 * Oliver as Bertie
 * Derek as Harold
 * Shirlena (from Tourettes Guy) as Caroline
 * Eric Cartman (from South Park) as Hiro
 * Wario (from Mario) as Skarloey
 * Waluigi (from Mario) as Rheneas
 * Patrick as Rusty
 * Herry Monster (from Sesame Street) as Bertram
 * Bill as Donald
 * Ben as Douglas
 * Rocky as Duke
 * Whiff as Sir Handel
 * Scruff as Peter Sam
 * Lizzie Bee (from Skipper & Skeeto) as Mavis
 * Nelson as Duncan
 * Class 06 as Freddie
 * Byron as Bill
 * Ned as Ben
 * Farnsworth (from The Little Engine That Could) as Smudger
 * Kelly as Hank
 * Henry as Stepney
 * BoCo as Thomas
 * Donald as Gordon
 * Douglas as Henry
 * Murdoch as Salty
 * Harvey as Charlie
 * Arthur as Neville
 * Zug (from TUGS) as Scruffey
 * Shelia Broflovski (from South Park) as Toad (Yes, I know, Shelia Broflovski is female)
 * The Freight Engine (from The Little Engine That Could (Book)) as Sidney
 * Victor as Hector (Victor and Hector both end with ctor)
 * Bash as Fred Pelhay (from RWS)
 * Dash as Rickety (from RWS)
 * Terence as Lorry 1
 * The Angry Policeman as Stanley
 * Lorry 1 as Arthur
 * Cranky as Harvey
 * Zip (from TUGS) as Paxton
 * Lorry 2 as Arry
 * Lorry 3 as Bert
 * Spencer as Fergus
 * Salty as George
 * Daisy as Rosie
 * Miss Jenny as Daisy
 * Sideshow Bob (from The Simpsons) as Porter
 * Station Master as Oliver (Pack)
 * Tiger Moth as Godred (from RWS)
 * Evil Colin as The Catepillar Crane (from RWS)
 * Evil Big Mickey (from TUGS) as Tower (from The Little Engine That Could)
 * Duke as Spamcan (from RWS)
 * Old Stuck-Up (from RWS) as Old Stuck-Up (from RWS)
 * Wendy O Koopa (from Mario) as Victoria (from RWS)
 * D199 (from RWS) as The Big City Engine (from RWS)
 * Judge Judy the Diesel as Judge Judy the Diesel (made up character)
 * Evil Thomas as Captain