Other mistake: Edward is wearing James' sad face mask when he approaches the water column.
Edward, Gordon and Henry - S1-E4
Other mistake: When Gordon leaves the station, he has two brake coaches, even though express trains are suppose to have one.
Edward, Gordon and Henry - S1-E4
Other mistake: When Gordon is sent to the siding after breaking down, he passes the set of points needed to cross over to the other line.
Other mistake: When the Fat Controller is talking to the crew, the buffers on the first coach in front of Thomas is crooked.
Other mistake: When Thomas is grumping, his lamp is dirty, even though he didn't do anything dirty yet.
Other mistake: When the narrator says "the conductor blew his whistle" the conductor is holding his green flag but he is not blowing his whistle.
Other mistake: The narrator says that the fence was mended, but there is no fence and there never was.
Other mistake: In a close-up of Thomas, Annie and Clarabel are nowhere to be seen.
Other mistake: When Thomas is uncoupled from Annie and Clarabel, he has Percy's face.

Other mistake: In a close up of Bertie, he has no driver.
Other mistake: The narrator says "the road left the railway...", but there is a road right next to Thomas.
Toby and the Stout Gentleman - S1-E21
Other mistake: Toby passes the Post Windmill twice, but that is on Thomas' branch line.
Other mistake: When James crashes into the tar wagons, Sticky Tac can be seen on his tender.
Other mistake: James passes a green signal, but there are tar wagons ahead.
Other mistake: At the start Gordon's buffers are crooked.
Other mistake: When Thomas shunts Annie and Clarabel his eyes look wonky and Annie and Clarabel are missing their names.
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.