After over a year of speculation, HBO has confirmed a few faces we'll see wandering the halls of Hogwarts in the upcoming Harry Potter series ... professor and head of Gryffindor House.

For a few years now, a Harry Potter TV series has been in development ... Plus, Janet McTeer will be playing Gryffindor head-of-house Minerva McGonagall, Luke Thallon will be defence against ...

Discovery‘s Harry Potter television series is set to begin ... the transfiguration teacher and head of Gryffindor house at Hogwarts, while Paapa Essiedu is closing the deal to portray potions ...