Other mistake: In the Family Jr. airing, Davey Moore is not credited for writing the episode; Andrew Brenner is. This mistake was fixed in the UK airing.
Audio problem: After Rex is hoisted back on the rails, Mike has Rex's whistle sound.
Springtime for Diesel - S21-E1
Audio problem: Trevor has Stanley's whistle sound when he crosses the level crossing.
Other mistake: In the distant shot of Vicarstown, the station is missing its letters.
Revealing mistake: Before James collides with the tar tankers, he is already covered in tar before he actually hits them.
The Great Little Railway Show - S24-E3
Continuity mistake: In one scene, Rex disappears and is replaced with Mike.
Cleo the Road Engine - S24-E17
Continuity mistake: Thomas' brake van changes design. From a black one, then to an orange one.
Thomas' Animal Friends - S24-E20
Continuity mistake: When Thomas passes by Crovan's Gate, James' side appears to be silver.
Answer: Breakdown trains help the engines back on track.