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"Harry Potter and the Prisoner of Azkaban" is a 2004 fantasy adventure film directed by Alfonso Cuarón, based on the third book of the Harry Potter series by J.K. Rowling. The movie follows Harry Potter's (Daniel Radcliffe) third year at Hogwarts School of Witchcraft and Wizardry, where he learns that a notorious wizard named Sirius Black (Gary Oldman) has escaped from Azkaban Prison.