Lady Hatt's Birthday Party - S5-E4
Continuity mistake: When George crashes, the Fat Controller falls into the ditch head first, but in the following shot he is sinking feet first.
Lady Hatt's Birthday Party - S5-E4
Continuity mistake: When George drives into the ditch, the Fat Controller prematurely tips over, then tips over again in a closeup shot.
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.
Continuity mistake: After Toad avoids James, a works coach moves from in front of the points to behind the points.
Continuity mistake: Henry pushes Percy onto the coal tipper twice.
James and the Red Balloon - S6-E15
Continuity mistake: When Percy arrives at the docks, he is carrying some freight cars. But when Thomas leaves the cars Percy was carrying disappear.
Gordon Takes a Tumble - S6-E17
Continuity mistake: When Gordon leaves the docks, he has his lamp, but in the next scene, it disappears.
Gordon Takes a Tumble - S6-E17
Continuity mistake: In the first two shots, people are standing to the right of Thomas and Gordon respectively, but in the third shot, they have been replaced by cars.
Suggested correction: Needs to be removed. Copy and pasted from Wikia.
Gordon Takes a Tumble - S6-E17
Continuity mistake: The amount of trucks Gordon is pulling repeatedly change.
Thomas, Percy and the Squeak - S6-E21
Continuity mistake: When Percy arrives at Brendam, his steam platform is visible and some of the steam from his funnel disappears, indicating a film cut.
Continuity mistake: Because of the production order, Murdoch appears at the sheds, but his introduction is 2 episodes later, in "Peace and Quiet." Spencer also appears at the sheds, but his introduction is 8 episodes later, in "Gordon and Spencer."
Continuity mistake: Thomas was pushing 4 trucks and a brake van, but when the trucks are laughing at Thomas, there are 2 trucks and a brake van. A truck also gains a face.
Continuity mistake: The fisherman appears out of nowhere when he tells Thomas to enjoy the smell of the fish.
Continuity mistake: When Arthur is waiting for the fat controller to pick him to run the new line, in a wide shot of the sheds, Henry is very close to him, but in a close up of Aurthur, Henry has vanished and Gordon appears one line beside him.
Continuity mistake: When Murdoch returns to the shed in the last scene, Emily is there too, but in the last two shots, she disappears.
Fergus Breaks the Rules - S7-E18
Continuity mistake: When Fergus runs away, his taillamp is on his right side. When he hides in the siding, his lamp is on the left side.
Continuity mistake: When Bulgy is driving on the road next to the rails, Thomas can be seen pulling a train instead of being repaired at the foundry.
Continuity mistake: The mail van moves without a driver.
Continuity mistake: When Gordon hits the apples, he just bangs into them, no damage, but in the next shot, the apples are visible and smashed and the cart is crushed and on its side.
Continuity mistake: When Emily and Whiff pull the rubbish trucks away, Whiff is coupled up to Emily, and Emily is coupled up to the trucks. When they pull them away, their buffers are separate.