Breaking news and rumor mill My Time to Shine Hello has revealed that an "Ozark" star has now been cast as the fan-favorite Professor McGonagall. Janet McTeer has been cast as Professor McGonagall ...

But to many children, she’ll always be Hogwarts Professor Minerva McGonagall. Smith’s portrayal of Professor McGonagall didn’t win her any awards, but she did win a lot of hearts ...

but Deadline are now reporting that HBO are working on closing deals with Janet McTeer and Paapa Essiedu to fill the roles of Professor Minerva McGonagall and Professor Severus Snape respectively.