While Professor Albus Dumbledore is one of the most powerful characters in the wizarding world, he won't be dominating the screen in HBO's upcoming Harry Potterreboot, as John Lithgow just clued audiences in on how much they can expect to see Dumbledore in the new show.

John Lithgow has been cast as Albus Dumbledore in HBO’s upcoming Harry Potter TV series. The veteran actor confirmed his role while speaking on the SmartLess podcast, admitting that he’s still catching up on the books.

As HBO’s TV reboot approaches, a new piece of Harry Potter fan art imagines what John Lithgow will look like as Hogwarts Headmaster Albus Dumbledore.