Revealing mistake: During Quidditch tryouts, when Ron blocks the Quaffle with his head in the closeup, Ron's body disappears at the bottom of the screen below the digital editing line. (Only visible on fullscreen DVD).
Continuity mistake: After Mike and Ned fight with lightsabers, when they are in the kitchen Mike's wedding ring moves from his left hand to his right hand and back again, depending on the angle of the shot. (00:21:05)
Continuity mistake: After Bella awakes from the first nightmare, we see her Romeo and Juliet book on the pillow beside her. When Charlie brings in her presents the book is gone, but then reappears on the pillow between shots. (00:03:00)
Continuity mistake: During the prison fight scene, Silk Spectre's stiletto boot heels are alternatively flat-soled from shot to shot, for the stunt woman's benefit.
Continuity mistake: Gambit pushes Logan, who smashes through a wall. This hole becomes much, much smaller when Gambit climbs out into the alley. (01:10:00)
Continuity mistake: Tiana wears a pair of gold earrings during Charlotte's ball. They disappear when she's watching Charlotte dance with the prince and reappear later. (00:23:55)
Continuity mistake: During Coraline's first meal with her Other Mother and Father, just before Coraline says "I'm real thirsty." there are two drinking glasses to her right, the one she uses a couple seconds later and a smaller one. After the cut to the chandelier lowering, it goes back to Coraline and the smaller glass has completely vanished.
Revealing mistake: After Chuck steps on the toy duck, he looks up to see the alien family and their house behind them. However, there is no reflection of this on his visor, just an empty field and the trees beyond.
Other mistake: When 1 strikes off 2 (I think) from the calendar we can see that 1 is Wednesday, 2 is Thursday, 3 is Friday and that 4 is Saturday but 5 is Monday; meaning that Sunday has no date.
Continuity mistake: At the beginning of the sparring between Goku and his Grandpa, the clotheslines project clear shadows on the ground. During several shots during the silly fight (several from above when they flip around, or for instance the wide shot that follows the bug-eating bit) there's a total lack of shadows. (00:02:30 - 00:03:30)