Deliberate mistake: In the Spanish release, the name of the family store is written in Spanish, but inside the place it's in English everywhere. This is a very common mistake in foreign kids' films released in Spain.
Visible crew/equipment: At the start, when the giant egg falls next to Loann and she runs away, the camera and cameraman are reflected in the garage door. (00:00:54)
Other mistake: When first showing the Hoenn Pokémon League, the match is about to begin, but the screens for it are off. (00:00:56)
Continuity mistake: In the mid-credits scene in Justice League vs. Teen Titans, Terra's hair was shoulder length and she had no freckles, but in this movie, she now has shorter hair and freckles.
Continuity mistake: Velma adds books to the pile in front of her when she takes the telephone order. Looking down the pile, you don't see any trace of the random loose papers that appear when she hauls the whole lot to the desk with the TV on. (00:06:25)
Continuity mistake: When Bambi attempts to walk for the first time, Thumper calls him "kinda wobbly." Bambi stands a few inches from Thumper in one shot, but between cuts they spread a few feet apart from one another. (00:06:50)
Continuity mistake: When Goofy searches through the dresser drawers one of the ghosts causes trouble, then Goofy breaks through the top of the dresser and winds up trapped inside, but when all four ghosts appear the dresser top is perfectly fine and that damage has vanished. Also, two of the drawers (one large and one small) fall out of the dresser, but as the four ghosts are pushing the dresser those two drawers have reappeared in their proper places.
Continuity mistake: When Classified is telling the penguins about the North Wind as Skipper eats the Cheesy Dibbles, the amount of cheese powder on Skipper's feathers differs between shots.
Continuity mistake: At the table when Constantine is talking with Chas, they mention him throwing up on his aunt at a wedding and Constantine says he thought she took it fine. He lowers his hand with his cigarette pointed down in the close up. But in the next angle it's suddenly pointed up. (00:05:35)
Continuity mistake: When Sylvester is banging on the door of his apartment, there is no handle on the door. When his lady opens the door, a handle has appeared, and the door panels change.
Continuity mistake: When Thomas puffs away from Marion, his trucks change from red to green.
Other mistake: During the cast in the credits, 1st Commercial Guy is misspelled. They put "1st Commerical Guy."
Continuity mistake: Rafe has just met the bumbling fool that is his principal: as Leo sneaks out of the building to meet them, behind Rafe a girl wearing white and pink is walking past them and getting into school. Several seconds later as the principal has already begun lecturing Rafe, the camera is back on him and the same girl is again walking behind him and getting to school. (00:07:30)
Continuity mistake: At the end of the movie, before the Guardians leave, Jamie rushes over to hug Jack. In the first shot, the top of his head nearly reaches Jack's ribcage. However, in the following close-up shot, Jamie is almost at the same height as Jack's shoulders. (01:27:30)
Other mistake: When the Grinch rides his sleigh back to Whoville and returns everything, as the narrator says, "He brought back their pantookas," a pink ornament lands on the Christmas tree, then changes to yellow mid-shot.
Continuity mistake: When Linus gives his biblical recital on the true meaning of Christmas, there is a United States flag on stage at the top of the stairs (viewer's right). When the shot changes to a side view of Linus, the flag is not there. (00:20:45 - 00:21:30)
Continuity mistake: When Rango is stranded in the middle of the road, he is clutching a drinking glass in his left hand. For the rest of the scene (starting from when he molts), the glass switches to his right hand.
Continuity mistake: When Mr. Greene is telling Norm and Vera about the four houses already being built in the Arctic, he is holding his phone in his hand and the screen is on. When he is doing an impression of the investors, the screen is suddenly off, and two shots after that, the screen is suddenly back on again. (01:00:30)
Continuity mistake: Bruce and Selina sneak away from the party while Bruce's neglected childhood friend fetches the drink. The bottles on the shelves behind the counter change between shots when he goes "Seriously? Both of them?" It's like a portion of the leftmost shelf has been sliced off for the close-up. (00:05:00)
Continuity mistake: On his third move, the 'good' Geri moves his king's bishop to the third rank (one rank ahead of B2's pawn). After the 'evil' Geri captures the knight on h3, the white king's bishop is now on the second rank. Two shots later, the bishop is now on the first rank. (00:01:54)