Other mistake: When showing "In Association with" in the English dub's credits, The Pokémon Company is misspelled as "The Pokeman Company." (01:15:37)
Other mistake: The door of the plane is open and lets in a huge amount of pressure, but suddenly, a close-up of a corner of it shows how it softly closes tightly, without anyone turning its lever, or pushing.
Other mistake: The size of the town Jimmy lives in is inconsistent with the size of the population shown. The town is quite big if it has its own mall, amusement park, and a large elementary school. Yet combined with the kids and adults seen, there couldn't be more than a hundred people living in this town.