The Emmy-nominated actor, who boasts a packed resume, is set to play the mysterious and quick-tempered professor.

HBO’s Harry Potter series has confirmed its cast for six major characters! The studio has confirmed John Lithgow for the ...

John Lithgow previously stated that he had been cast as Dumbledore, which HBO confirmed Monday, along with Janet McTeer as ...

Here's what the internet has to say about Essiedu's casting as Severus Snape in HBO's new Harry Potter TV series adaptation.

John Lithgow, Paapa Essiedu, Janet McTeer, Nick Frost, Luke Thallon, and Paul Whitehouse will all appear in HBO's new Harry ...

Katy Perry fans have branded the singer "inspiring" and "so f***ing cute" for her actions after she returned to Earth safely ...