Thomas and the Runaway Car - S11-E17
Visible crew/equipment: When the flatbed rolls away from Thomas, you can see a finger of a crew member in the bottom corner.
Thomas the Tank Engine & Friends (1984)
1 visible crew/equipment mistake in Thomas and the Runaway Car - chronological order
Starring: Alec Baldwin, Michael Brandon, Ben Small, Martin Sherman, Michael Angelis
Continuity mistake: Despite Henry's issue from "Coal" in Season 1 being resolved after the crash in "The Flying Kipper", also in Season 1, Henry needed special coal again from "Thomas and the Magic Railroad" until Season 16.
Duke: Excuse me. Are you a vandal? Driver told me vandals smash and break things.
Trivia: The events of this episode were remade in CGI for the 2015 special, The Adventure Begins.
Question: Why was Henry put on a barge instead of being taken to the works?
Answer: He was in the water.