HBO's "Harry Potter" television adaptation is slowly coming together, but we're still a ways out from actually getting it on our screens. That said, we are learning more and more as the months go on.

Dominic McLaughlin, Arabella Stanton and Alastair Stout will head to Hogwarts School of Witchcraft and Wizardry in the next adaption of the smash-hit series.

Another big casting domino has fallen for the upcoming HBO Harry Potter series as the main three roles have been filled. After a reported 30,000 young actors auditioned for the roles of Harry Potter,