A scripted Harry Potter TV show is coming to HBO, John Lithgow will play Dumbledore, and the main trio will be portrayed by relatively unknown actors.

Newcomer Dominic McLaughlin will star as Harry Potter alongside Alastair Stout as Ron Weasley and Arabella Stanton as Hermione Granger. The three young actors will respectively inherit their roles from Daniel Radcliffe, Rupert Grint and Emma Watson, the original golden trio in all eight Harry Potter movies.

We're sure each role in the Harry Potter series was a challenge to cast, but nothing compares to finding the new Harry, Ron and Hermione. They are the heart of the story, after al