The other characters shown in the 16th movie credits. Don’t mind the repeated CITV logo.

The Gym Leaders were there as well, but as I’m not a professional in placing together spliced images - as you can see - doing it for them was something I was unable to achieve (constant change in lighting is what it was).

N gets three because he deserved to have all of his different poses shown

My headcanon for Alder is that he’s been the Unova champion for so long that he gets bored easily and wanders off when there is nothing to do.

Sadly his secretary or whoever looks over league battles gets mad because it gets really hard to keep track of where the Pokemon champion is.

Alder keeps the cellphone around (grudgingly) in case there’s a challenger to battle while he’s away.