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

On April 14, 2025, HBO confirmed in a press release that they had officially cast John Lithgow as Albus Dumbledore, Paapa Essiedu as Severus Snape, Janet McTeer as Minerva McGonagall, and Nick ...

The cast now includes the following series regulars: John Lithgow (“Conclave,” “The Crown”) as Albus Dumbledore, Janet McTeer (“Tumbleweeds,” “The White Queen”) as Minerva ...