This is about Thomas and his friends who try to save Sodor and Lady from Diesel 10 and his helpers


Main Cast

  • Thomas: The main hero of the story who runs a branch line on the Island of Sodor. When Diesel 10 starts causing trouble on the railway, Thomas is determined to save Lady from him.
  • Percy: One of Thomas' three best friends who helps him protect Lady.
  • Stanley: One of Thomas' three best friends who helps him protect Lady. He and Thomas had worked with Lady on their old railway.
  • Toby: One of Thomas' three best friends who helps him protect Lady. He is like an older brother to Molly.
  • Molly: One engine helps protect Lady. She and Lady become friends in the end.
  • Diesel 10: A scheming diesel who has returned to Sodor to destroy the lost engine and get rid of steam engines once and for all.
  • Alfred: An evil steam engine helping Diesel 10 to destroy Lady and the other steam engines.
  • Diesel, Arry, Bert, Splatter and Dodge: Diesel 10's hench-diesels. Diesel, Arry, and Bert are trapped in the garbage yard, and kept an eye on by Whiff. Splatter and Dodge meet their fates near the end and fall off the rails.
  • Lady: A magical tank engine who generates the energy that keeps Sodor alive.

Supporting Cast

  • Edward
  • Henry
  • Gordon
  • James
  • Duck
  • Donald and Douglas
  • Oliver
  • Emily
  • Daisy
  • Mavis
  • Boco
  • Bill and Ben (music video non-speaking rolls)
  • Whiff
  • Neville
  • Spencer
  • Danni
  • Eagle
  • Harvey
  • Hank
  • Rosie
  • Dennis
  • Harley (non-speaking role)
  • Cecil
  • Stepney(music video non-speaking role)
  • Mr. Andrews' locomotives (mentioned)
  • Other railway diesel
  • Skarloey (cameo)
  • Rheneas (cameo)
  • Sir Handel (cameo)
  • Peter Sam (cameo)
  • Rusty (cameo)
  • Duncan (cameo)
  • Annie and Clarabel
  • Henrietta and Victoria (non-speaking roles)
  • Martha and Jennifer (non-speaking roles)
  • Rocky
  • Bertie
  • Harold
  • George
  • Cranky (non-speaking role)
  • Sir Topham Hatt
  • Lady Hatt
  • Mr. Howard Andrews


Part 1: Welcome

Part 2: The Good, the Bad, and the Alfred

Part 3: Schemes and Extremes

Part 4: Way Back When

Part 5: The Diesels Strike

Part 6: Eagle Flies

Part 7: The Dreams

Part 8: Fightin' Them Back 

Part 9: Support and Confidence

Part 10: Trap At the Garbage Dump

Part 11: The Last Clash

Part 12: Sodor the Sad

Part 13: Look Who Came Back

Part 14: The Really Useful Engine

Part 15: Epilogue

Fun Facts

First Appearance of D10, Alfred, Cecil, Splatter, Dodge, and Lady

One and only appearance of Cecil

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