Continuity mistake: Near the end of the movie, there is a large procession of fairies accompanying Tinker Bell, who is carrying the Fall Scepter. The wings of the second row of fairies disappear in one scene.
Continuity mistake: The young 'au pair' does not have what it takes and resigns after falling into the fountain. As she speaks with the Caldwells, her wet hair is in front of her shoulders in a shot, in the reverse shot it is not, and so on. (00:04:20)