Harry Potter and the Prisoner of Azkaban attacked by a big black dog, which Harry has seen several times before. The dog drags Ron through a tunnel under the Whomping Willow into the Shrieking Shack. Harry and Hermione follow, and there is a brief standoff when they find Ron with Sirius Black, who has transformed from the dog. Lupin enters, and they explain the situation to Harry and his friends: Lupin is a werewolf, which led to his friends James Potter, Sirius Black, and Peter Pettigrew becoming animagi. Lupin explains that Scabbers is Pettigrew in his animal form; he has been hiding from Black, whom he had
Harry Potter (film series) Harry Potter (film series) Harry Potter is a British-American film series based on the "Harry Potter" novels by author J. K. Rowling. The series is distributed by Warner Bros. and consists of eight fantasy films, beginning with "Harry Potter and the Philosopher's Stone" (2001) and culminating with "Harry Potter and the Deathly Hallows – Part 2" (2011). A spin-off prequel series that will consist of five films started with "Fantastic Beasts and Where to Find Them" (2016), marking the beginning of the Wizarding World shared media franchise. The series was mainly produced by David Heyman, and stars Daniel Radcliffe, Rupert