Continuity mistake: When Toby comes up to the junction, the lever to the points isn't actually there. It is only seen in this episode in the shot showing where his fireman switches them.
Thomas the Tank Engine & Friends (1984)
1 mistake in Toby's Discovery - chronological order
Starring: Alec Baldwin, Michael Brandon, Ben Small, Martin Sherman, Michael Angelis
Duke: Excuse me. Are you a vandal? Driver told me vandals smash and break things.
More trivia for Thomas the Tank Engine & Friends
Question: How did they get the broken down train at the scene of the crash without any calls?
Answer: Breakdown trains help the engines back on track.