Harry Potter returns for a third adventure at Hogwarts, and this time learns that a villainous wizard named Sirius Black has escaped from prison and is thought to be coming to kill Harry. Black was a friend of Harry's parents before he betrayed them to Voldemort, resulting in their death. Harry vows to kill Black for his betrayal, but everything isn't quite as cut and dry as it seems.
Directed by Alfonso Cuaron. Written by Steven Kloves from the J.K. Rowling book. Starring Daniel Radcliffe, Emma Watson, Rupert Grint, Tom Felton, Michael Gambon, Maggie Smith, Robbie Coltrane, Alan Rickman, David Thewlis and Gary Oldman.