Carmen (Thomas style)

RAILWAY ENGINES

 * Carmen - Emily the Beautiful Engine
 * Phillip - Thomas
 * Jim - Edward
 * Toby - Henry
 * Gus - Gordon
 * Tom - James
 * Spike - Percy
 * Brown - Toby
 * Phil - Fergus the Railway Traction Engine
 * Duck - Duck the Great Western Engine
 * Ed and Fred - Donald and Douglas the Scottish Twins
 * Bill and Ben - Bill and Ben the China Clay Tank Engine Twins
 * Oliver - Oliver The Western Engine

DIESELS

 * Nigel - Diesel the Shunting Engine
 * Shenzi, Marcel and Hans (later three of the railway engines) - Daisy the Diesel Rail-Car, Diesel-10 and Spencer the Express Engine
 * Nigel's henchmen - The Diesels:
 * Johnny - Salty the Dockyard Diesel
 * Kevin (Toby's uncle) - Boco the Diseasel
 * Joan - Mavis The Quarry Shunter
 * 'Arry, Pain and Panic (Nigel's brothers) - Derek the Paxman, 'Arry and Bert the Smelter Diesels

NON-LOCOMOTIVE

 * George (member of Nigel's gang) - George The Steamroller
 * Cranky (later one of the railway engines) - Cranky The Crane
 * Mavis - Old Slowcoach

OTHER ENGINES

 * Tai Lung (The Monster) - The Spiteful Brake Van
 * Tank (later one of the railway engines) - Trevor the Traction Engine
 * Henry (later one of the railway engines) - Harold the Helicopter
 * Ziggy (Oliver's coach) - Toad The Brake Van
 * Duck - Bulgy The Double-Decker Bus
 * The Narrow Engines - Rusty, Skarloey, Sir Handel, Rheneas, Duncan, Peter Sam, and Duke (later seven of the railway engines)
 * Dying Diesel - The Diesel

ROAD CHARACTERS

 * Pedro (later one of the railway engines) - Bertie the Bus
 * Nico (later one of the railway engines) - Terence the Tractor

OTHERS

 * Tulio - The Fat Controller / Sir Topham Hatt

Summary
Carmen thinks that Nigel will take over the world. But a blizzard delays the journeys. She, Phillip, Spike, Nico, Pedro, the rest of Carmen's friends and Henry must work together to defeat him.

Songs

 * 1) Opening Credits (Lady's theme (Thomas))
 * 2) Really Useful Engine - Sung when Phillip, Carmen, Nico, Pedro, Toby, Brown, Spike, Ed, Fred, Gus, Tom, Rusty, Skarloey, Sir Handel, Rheneas, Duncan, Peter Sam, and Duke work together while Nigel watches the town get busy
 * 3) Getting Better (The Cat in the Hat) - Sung when Carmen, Phillip, Spike, Nico, Pedro, the rest of Carmen's friends and Henry prepare a trap for Nigel
 * 4) "Pretty Bird" is the song Nigel sings about his past when he was a TV star
 * 5) "Funky Monkey" is a song in Rio by Siedah Garrett, Carlinhos Brown, Mikael Mutti and Davi Vieira. It's the diesels' theme song and plays briefly on screen when they are introduced, it is played fully on the movie credits.