Continuity mistake: When Entei is running off with Deliah, Ash yells "Mom! Pikachu!", and then the cameraman notices Ash as he runs by. However, when Charizard is viewing the TV broadcast, Ash says the line as he is passing by the camera, not before.
Continuity mistake: During her battle with Ash, Lisa jumps over a patch of flowers and sends out her Girafarig. During this shot, the flowers are considerably higher than the fence that surrounds them. However, a few shots later, the flowers are seen again, but this time they seem to be lower than the same fence. (00:28:05)