Nelson/Percy

Cast

 * Nelson as Percy
 * Stepney as Hiro
 * Duck as Gordon
 * James as BoCo
 * Gordon as Duncan
 * Kelly as Billy (Kelly and Billy both end their names with Y)
 * Butch as James
 * Henry as Thomas
 * Bash as Bill (Bash and Bill both start with B)
 * Dash as Ben (Dash and Ben are both twins to Bash and Bill)
 * Hiro as Stepney
 * George as Diesel 10
 * Migthy as Bash
 * Mac as Dash
 * Rusty as Ferdinand
 * Elizabeth as Elizabeth
 * Issobella as Issobella
 * Edward as Oliver
 * Lady bas Rosie
 * Skarloey as Harold
 * Derek as Freddie
 * Kevin as Colin
 * Max as Splatter
 * Monty as Dodge
 * Trevor as Rheneas
 * Bertie as Trevor
 * Terence as Fergus
 * Neville as Neville
 * Flynn as Whiff
 * BoCo as Arthur
 * Patrick as Dennis
 * Freddie as the Old Engine (from RWS)
 * Duke as Salty
 * Bill as Den
 * Ben as Dart
 * Buster as Rusty
 * Emily as Olivia
 * D261 as Diesel
 * Norman as Arry
 * Paxton as Bert
 * The Foreman as Sir Tophma Hatt
 * Miss Jenny as Lady Hatt
 * Rheneas as Jack
 * Fergus as Toby
 * Victor as Kevin
 * Salty as Victor
 * The Spiteful Brakevan as George
 * Daisy as Daisy
 * Diesel as Hector (Diesel and Hector are both Black)
 * Byron as Hank
 * Bulstrode as Mallard (from RWS)
 * Rosie as Henrietta
 * Big Mickey (from TUGS) as Cranky
 * Smudger as Smudger
 * Stan Marsh (from South Park) as Mr. Percival
 * Wendy Testaburger (from South Park) as Mrs. Percival
 * Jeremy as Jeremy
 * Caroline as Mavis
 * S. C Ruffey as Scruffey
 * Diesel 10 as Bulstrode
 * Harold as Bertie
 * Madge as Madge
 * Ned as Luke
 * Billy as Culdee (from RWS)
 * Charlie as Wilfred (from RWS)
 * Thomas as Bear (from RWS)
 * Whiff as Albert (from RWS)
 * Arry as Den
 * Bert as Dart
 * Percy as Toby's Brother (from RWS)
 * Murdoch as Sir Handel
 * Duncan as Spencer
 * Arthur as Stanley
 * Molly Mouse (from Skipper & Skeeto) as Miss Jenny
 * Skipper (from Skipper & Skeeto) as The Foreman
 * Oliver (pack) as Duck
 * Stephen as Billy