Thomas/Codename: Kids Next Door

Cast

 * James as Numbuh 1 (James and Numbuh 1 are both Red and Vain) (Numbuh 1's Voice Suits James The Red Tender Engine)
 * Thomas as Numbuh 2 (Thomas and Numbuh 2 are both Blue and Cheeky) (Numbuh 2's Voice Suits Thomas The Blue Tank Engine) (Thomas and Emily Pairing, Just like Numbuh 2 and Numbuh 5 Pairing)
 * Rosie as Numbuh 3 (Rosie and Numbuh 3 are both Cute and Happy) (Numbuh 3's Voice Suits Rosie The Lavander Tank Engine)
 * Percy as Numbuh 4 (Percy and Numbuh 4 are both Cheeky and Small) (Numbuh 4's Voice Suits Percy The Small Green Tank Engine)
 * Emily as Numbuh 5 (Emily and Numbuh 5 are both Intelligent and Beautiful) (Numbuh 5's Voice Suits Emily The Beautiful Emerald Sterling Tender Engine)
 * Elizabeth as Numbuh 86
 * Molly as Numbuh 362 (Numbuh 362's Voice Suits Molly The Yellow Tender Engine)
 * Gordon as Numbuh 60
 * Isobella as Numbuh 83
 * Terence as Joaquin the Hamster
 * Jack as Numbuh 84
 * Billy as Tommy Gilligan
 * Edward as The Kid
 * Lady as Numbuh 10
 * Flora as Numbuh 23
 * Oliver as Numbuh 1-Love
 * Harvey as Numbuh 65.3
 * Carla (from TT) as Mushi Sanban
 * Oliver The Vast Tugboat (from TT) as King Sandy
 * Caroline as Lizzie Devine (Caroline and Lizzie Devine are both Wearing Glasses)
 * Spencer as Chad Dickson
 * Daisy as Cree Lincoln (Daisy and Cree Lincoln are both Bossy) (Cree Lincoln's Voice Suits Daisy The Green Diesel Railcar)
 * Devious Diesel as Heinrich Von Marzipan (Devious Diesel and Heinrich Von Marzipan are both Rivals To Emily and Numbuh 5) (Heinrich Von Marzipan's Voice Suits Devious Diesel) (Emily and Devious Diesel Pairing, Just like Numbuh 5 and Heinrich Von Marzipan Pairing)
 * Mavis as Henrietta Von Marzipan (Mavis and Henrietta Von Marzipan are both Best Friends To Emily and Numbuh 5) (Henrietta Von Marzipan's Voice Suits Mavis The Quarry Diesel)
 * Whiff as James Nixon McGarfield (Whiff and James Nixon McGarfield are both Wearing Glasses)
 * Sally Seaplane (from TUGS) as Anna Worthington
 * Madge as Leona
 * Henry as Joe Balooka
 * Boco as Maurice
 * Murdoch as Vin Moosk
 * Cranky as Kani Sanban
 * Duck as Trevor
 * Toby as Numbuh Zero
 * Ten Cents (from TUGS) as Sidney (Sidney's Voice Suits Ten Cents)
 * Lillie Lightship (from TUGS) as Jessica (Lillie Lightship and Jessica are both Wearing Pink and They are both Have Got Brunette Hair) (Jessica's Voice Suits Lillie Lightship)
 * Skarloey as Vigo (Skarloey and Vigo are both Wearing Red)
 * Rusty as Leopold
 * Connor, Abby, Hela Nemo, Mong and Chip (from Cubix: Robots For Everyone) as The Japanese KND
 * Raska and Dr. K (from Cubix: Robots For Everyone) as The ITFBTH
 * Noddy, Tessie Bear and Mr. Plod (from Noddy's Toyland Adventures) as The English KND
 * Gobbo, Martha Monkey and Sly (from Noddy's Toyland Adventures) as The RHFATS
 * Rebecca (from TT) as Grandma Stuffum
 * Arry and Bert as Mr. Fibb and Mr. Wink
 * Bulgy as The Toiletnator
 * Salty as Stickybeard
 * Dennis as Al Sugarh
 * Hector as Count Spankalot
 * Hiro as Santa Claus
 * Evil-Emily, Evil-Thomas, Evil-James, Evil-Rosie and Evil-Percy as The DCFDTL
 * Diesel 10 as Father
 * Bulstrode as The Common Cold
 * George as Knightbrace

Voice Cast

 * Ben Diskin - James, Thomas, Evil-Thomas and Evil-James
 * Lauren Tom - Rosie and Flora
 * Dee Bradley Baker - Percy, Billy, Harvey, Devious Diesel, Arry, Sly The Goblin, Bulgy, Hiro and Evil-Percy
 * Cree Summer - Emily, Daisy, Evil-Emily and Evil-Rosie
 * Jennifer Hale - Elizabeth and Martha Monkey
 * Rachael MacFarlane - Molly
 * Matt Levin - Gordon
 * Carlos Alazaraqui - Edward
 * James Arnold Taylor - Oliver The Vast Tugboat
 * Grey DeLisle - Caroline and Rebecca
 * Jason Harris - Spencer
 * Candi Milo - Madge and Mavis
 * Tara Strong - Lady, Carla and Raska
 * Tom Kenny - Duck, Whiff, Bert, Dr. K, Gobbo The Goblin, Bulstrode and George
 * Jim Cummings - Murdoch
 * Keone Young - Cranky
 * Frank Welker - Toby
 * Keith Ferguson - Oliver
 * Anndi MacFee - Sally Seaplane
 * Rob Paulsen - Ten Cents and Dennis
 * Amber Hood - Lillie Lightship
 * Darren Norris - Henry and Hector
 * Mark Hamill - Salty
 * Maurice La Marche - Diesel 10

Explanations

 * James would be a British leader of Sector V.
 * Thomas would be a North American 2x4 technology officer.
 * Rosie would be a Happy-Go-Lucky, Japanese Rainbow Monkeys Fangirl.
 * Percy would be an Australian hand-to-hand combat.
 * Emily would be a relaxed, African-American Indiana Jones Fangirl and loves candy.
 * Elizabeth would be a head of decommission.
 * Molly would be a Supreme leader of the Engines Next Door Moon base.
 * Gordon would be a Drill Sergent of the Engines Next Door Arctic base.
 * Lady would be a leader of Sector L and James' Cousin.
 * Oliver would be a leader of Sector J.
 * Caroline would be James' Crazy Ex-Girlfriend.
 * Edward would be Thomas' Spanish Dogfight Rival.
 * Henry would be a former Hall Monitor.
 * Duck would be James' British friend.
 * Toby would be James' Father.
 * Salty would be a candy pirate.
 * Devious Diesel would be a German Indiana Jones Fanboy and a Candy Explorer, Who Wears a Monocle Like Top Hat (from TUGS) and Emily's Candy Hunting Rival.
 * Mavis would be the Girl Version of Devious Diesel, a German Indiana Jones Fangirl and Emily's Best Friend.
 * Daisy would be Emily's Evil Older Sister and a Teenage Ninja.
 * Spencer would be a Former Engines Next Door Operative and a Teenage Ninja.
 * Bulgy would be a Pathetic Villain.
 * George would be a Evil Dentist.
 * Hector would be a Spankaholic Vampire.
 * Diesel 10 would be the leader of the Villains.