HBO has unveiled a new trailer for its upcoming Harry Potter series, offering the most extensive look yet at the television adaptation of Harry Potter and the Philosopher’s Stone. The footage introduces several familiar faces at Hogwarts while recreating some of the first book’s most recognisable moments,

A new reimagining of Harry Potter's magical beginnings is coming to HBO.

Fans got mere glimpses of each of them in the first trailer, but in this one, it's Janet McTeer's McGonagall that kicks everything off, explaining the sorting ceremony to the first years.