As one of Harry's best friends, alongside Ron Weasley, Hermione Granger is perhaps Harry's most important friendthroughout ...

Draco Malfoy is a fan-favorite Harry Potter character, but the movies didn't include some of his worst lines from the books, which really define him.

HBO's 'Harry Potter' TV show recasts all of the Hogwarts characters with new actors. See who's who in this cast guide.

The books follow the story of 11-year-old Harry Potter as he learns of his acceptance to Hogwarts, the esteemed school of witchcraft and wizardry, and his attempts to defeat the evil Lord Voldemort.

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.