Steam Team/Protagonists
General
Thomas
Edward
Henry
Gordon
James
Distressed Dude: Is this when he gets kidnapped by the Mainland Diesels, and later on at the steelworks by Frankie and Hurricane.Percy
Toby
Emily
- The Smurfette Principle: The only female in the group to go search for James in the Mainland.
Donald & Douglas
Oliver
- Shell-Shocked Veteran: Oliver escape being scrapped, and joins the team to make sure that James doesn't go what he been through in the past.
Toad
Harvey
- Doomed Hometown: Views the Mainland as this, as having serve in the Steelworks alongside the experimental engines until he was sold off to Sir Topham Hatt.
Mainland Engines
General
- Big Bad Ensemble: Like in the original special, there are Frankie & Hurricane, who are mostly the same with some minor differences, but there are also the Mainland Diesels, trying to scrap James and Sir Topham Hatt's engines.
Flying Scotsman
- Big Damn Heroes: Goes as slow as possible to ensure that the engines are able to get away from the diesels.
Merlin
Lexi
Theo
Hurricane
Frankie
BR Diesels
Human Characters
General
Sir Topham Hatt
James's Crew
- Determinator: Spent an entire day trying to get back to James after being knocked off by some Mainland Diesels.
Sir Robert Norramby
Other Engines
Boco
- The Bus Came Back: Even thought this isn't canon, it still nice to see Boco not only appearing after years of absence, but also having a big impact in the movie, as the catalyst for the entire plot, having be tricked by James so he could go to the mainland.
- Small Role, Big Impact: Despite only appearing in the beginning, Boco swapping places with James when he tricked him about the Fat Controller switching their jobs in an attempt to get to the Mainland is the main reason on why the engines went on to search for him.
Duck
- I Choose to Stay: Duck chooses to stay at Sodor to work the other engine's jobs with some help from the other engines.
