Réalisation: Greg Tiernan
Envoyé à la montagne bleue, Thomas rencontre Luke, une locomotive qui essaie de se cacher. Luke dit avoir fait quelque chose de si terrible qu'il pourrait être renvoyé de Chicalor. Thomas ne le croit pas et cherche à découvrir la vérité.
Michael Angelis
Narrator (voice)
Ben Small
Thomas / Toby / Rheneas / Owen (voice)
Keith Wickham
Edward / Henry / James / Percy / Skarloey / Sir Handel / The Fat Controller / The Thin Controller (voice)
Teresa Gallagher
Emily / Mavis / Annie / Clarabel (voice)
Kerry Shale
Diesel (voice)
Steven Kynman
Paxton / Peter Sam (voice)
Matt Wilkinson
Rusty / Winston / Rocky / Cranky / Kevin / Merrick / Quarry Worker / Dock Workers (voice)
David Bedella
Victor / Cuban Dock Workers (voice)
Michael Legge
Luke (voice)
Michael Angelis
Narrator (voice)
Ben Small
Thomas / Toby / Rheneas / Owen (voice)
Keith Wickham
Edward / Henry / James / Percy / Skarloey / Sir Handel / The Fat Controller / The Thin Controller (voice)
Teresa Gallagher
Emily / Mavis / Annie / Clarabel (voice)
Kerry Shale
Diesel (voice)
Steven Kynman
Paxton / Peter Sam (voice)
Matt Wilkinson
Rusty / Winston / Rocky / Cranky / Kevin / Merrick / Quarry Worker / Dock Workers (voice)
David Bedella
Victor / Cuban Dock Workers (voice)
Michael Legge
Luke (voice)
Michael Angelis
Narrator (voice)
Ben Small
Thomas / Toby / Rheneas / Owen (voice)
Keith Wickham
Edward / Henry / James / Percy / Skarloey / Sir Handel / The Fat Controller / The Thin Controller (voice)
Teresa Gallagher
Emily / Mavis / Annie / Clarabel (voice)
Kerry Shale
Diesel (voice)
Steven Kynman
Paxton / Peter Sam (voice)
Matt Wilkinson
Rusty / Winston / Rocky / Cranky / Kevin / Merrick / Quarry Worker / Dock Workers (voice)
David Bedella
Victor / Cuban Dock Workers (voice)
Michael Legge
Luke (voice)