Audio problem: Gordon had Duck's whistle sound and James had a different whistle sound in almost every Season 4 episode they appeared in.
Thomas the Tank Engine & Friends (1984)
1 mistake in Season 4 generally - chronological order
Starring: Alec Baldwin, Michael Brandon, Ben Small, Martin Sherman, Michael Angelis
Bill and Ben: We're not playing. We're rescuing our trucks.
Trivia: The events of this episode were remade in CGI for the 2015 special, The Adventure Begins.
Gordon Takes a Tumble - S6-E17
Question: How did they get Gordon's tender back on the tracks even though it was in a field very far from the rails?
Answer: Ropes and a winch.
Answer: Butch the breakdown truck must have pulled Gordon's tender all the way up the rails so the breakdown train can reach it and also Butch helped to get Gordon close to the winch.