When trouble strikes at the Blue Mountain Quarry, Thomas is sent to help his Narrow Gauge engine friends. While shunting and hauling, he catches a glimpse of a small engine trying to hide, yet no one will provide any clues to the engine's identity. Thomas is determined to get to the bottom of the mystery but discovering the truth is harder than he imagined! Will Thomas be able to save his new friend? Or will the mysterious engine be sent away from Sodor forever? Travel on an exciting journey with Thomas and his friends in his biggest movie ever, tracking down clues, discovering lost engines, and revealing the power of friendship!
Cast
Michael Angelis
Narrator (voice)
Keith Wickham
Various characters (voice)
Matt Wilkinson
Various characters (voice)
Steven Kynman
Paxton (voice) / Peter Sam (voice)
Michael Legge
Luke (voice)
David Bedella
Victor (voice) / The Cuban Dock Workers (voice)
Kerry Shale
Diesel (voice)
Teresa Gallagher
Emily / Mavis / Annie and Clarabel (voice)
Ben Small
Thomas (voice) / Toby (voice) / Rheneas (voice) / Owen (voice)
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