I'd be more than happy to! I know I've got access to some decent headshots of Nat Tena (movie!Tonks) for a start and there must be at least one of Evanna Lynch (movie!Luna). And plenty of stock photos for a magic singing dildo... ;)
I would actually offer to do them myself but lack of graphic skillz are legendary. I don't even have anything higher than PSP 3 on any computers currently. I do need to remedy that, of course.