Arabella Stanton, Dominic McLaughlin (center), and Alastair Stout are set to play the iconic roles of Hermione Granger, Harry Potter, and Alastair Stout in HBO’s Harry Potter TV series.Courtesy of Warner Bros.

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.

HBO has revealed nine additional cast members for its upcoming Harry Potter television series, with Johnny Flynn set to portray Lucius Malfoy and Katherine Parkinson taking on the role of Molly Weasley.