A whopping 32,000 kids have auditioned for three of the biggest acting gigs of the coming decade in HBO’s sparkly adaptation of ‘Harry Potter’. Three months on from the launch of the casting call, Deadline has headed inside the process to examine how the team is working its way through the army of young wannabe thespians aiming to be the next Harry, Ron or Hermione. Welfare and inclusivity have been placed at the heart of the process, we found, while sources tell us chemistry reads have begun as the search is whittled down.