For the bulk of the Harry Potter series, Dumbledore was the Hogwarts headmaster. For many fans, he will always be the most iconic witch or wizard to lead the school. However, even within the ...

John Lithgow will play the Hogwarts headmaster in the HBO show, with Paapa Essiedu filling the role of Severus Snape.

While on the 'SmartLess' podcast, the veteran actor talked about taking on the role of the Hogwarts headmaster for the ... character in the upcoming Harry Potter HBO TV series.