Snape may have been the hardest on Harry, but despite that, there is no doubt that he was Harry's biggest ally in the ...

With filming expected to begin this summer, the Harry Potter HBO TV show is close to finding the actors to play McGonagall and Snape.

Clockwise Top L-R: Maggie Smith as Professor Minerva McGonagall, Alan Rickman Professor Snape, Paapa Essiedu and Janet McTeer Everett/Getty/Shane Nelson EXCLUSIVE: HBO is closing in on two more ...