Laurie, best known for his roles in Blackadder and House, will portray Hogwarts headmaster Albus Dumbledore, while Macfadyen, who recently starred in the new Deadpool, takes on the antagonist Lord Voldemort.

The Harry Potter wizarding world has found a brand-new Dark Lord to fear. But the Voldermort announcement might not be the one fans were expecting. Per Variety, Audible, in collaboration with Pottermore Publishing,

Other cast members include Hugh Laurie as Professor Dumbledore, Riz Ahmed as Professor Snape and Michelle Gomez as Professor McGonagall