HBO's upcoming 'Harry Potter' series aims to 'explore every corner of the wizarding world.' Meet Hogwarts' new Harry, Ron, and Hermione with EW's 'Harry Potter' cast and character guide.

Lox Pratt is set to play Draco Malfoy, with Johnny Flynn as Lucius Malfoy. In more family castings, Bel Powley is set as Petunia Dursley and Daniel Rigby as Vernon Dursley. Additionally, Katherine Parkinson will play Molly Weasley.

HBO has cast several more key roles its Harry Potter TV series - including the Malfoys and the Dursleys. The TV adaptation of J.K. Rowling's fantasy series has announced nine actors playing key roles for its first season tackling Harry Potter and the Sorcerer's Stone.