<P> Los Angeles Times writer Geoff Boucher, who conducted the above - mentioned interview with Heyman, added that the casting of the three major roles "is especially impressive in hindsight . The trio's selection was arguably one of the best show - business decisions over the past decade...they have shown admirable grace and steadiness in the face of teen superstardom ." </P> <P> Filming of the series began at Leavesden Studios, Hertfordshire, England, in September 2000 and ended in December 2010, with post-production on the final film lasting until summer 2011 . Leavesden Studios was the main base for filming Harry Potter, and it opened to the public as a studio tour in 2012 (renamed as Warner Bros. Studios, Leavesden). </P> <Table> <Tr> <Th> Motion Picture </Th> <Th> Director </Th> <Th> Writer </Th> <Th> Producer (s) </Th> <Th> Composer </Th> <Th> Novel by J.K. Rowling </Th> </Tr> <Tr> <Td> Harry Potter and the Philosopher's Stone </Td> <Td> Chris Columbus </Td> <Td> Steve Kloves </Td> <Td> David Heyman </Td> <Td> John Williams </Td> <Td> Harry Potter and the Philosopher's Stone </Td> </Tr> <Tr> <Td> Harry Potter and the Chamber of Secrets </Td> <Td> Harry Potter and the Chamber of Secrets </Td> </Tr> <Tr> <Td> Harry Potter and the Prisoner of Azkaban </Td> <Td> Alfonso Cuarón </Td> <Td> Chris Columbus, David Heyman & Mark Radcliffe </Td> <Td> Harry Potter and the Prisoner of Azkaban </Td> </Tr> <Tr> <Td> Harry Potter and the Goblet of Fire </Td> <Td> Mike Newell </Td> <Td> David Heyman </Td> <Td> Patrick Doyle </Td> <Td> Harry Potter and the Goblet of Fire </Td> </Tr> <Tr> <Td> Harry Potter and the Order of the Phoenix </Td> <Td> David Yates </Td> <Td> Michael Goldenberg </Td> <Td> David Heyman & David Barron </Td> <Td> Nicholas Hooper </Td> <Td> Harry Potter and the Order of the Phoenix </Td> </Tr> <Tr> <Td> Harry Potter and the Half - Blood Prince </Td> <Td> Steve Kloves </Td> <Td> Harry Potter and the Half - Blood Prince </Td> </Tr> <Tr> <Td> Harry Potter and the Deathly Hallows--Part 1 </Td> <Td> David Heyman, David Barron & J.K. Rowling </Td> <Td> Alexandre Desplat </Td> <Td> Harry Potter and the Deathly Hallows </Td> </Tr> <Tr> <Td> Harry Potter and the Deathly Hallows--Part 2 </Td> </Tr> </Table> <Tr> <Th> Motion Picture </Th> <Th> Director </Th> <Th> Writer </Th> <Th> Producer (s) </Th> <Th> Composer </Th> <Th> Novel by J.K. Rowling </Th> </Tr>

What is the 4th movie of harry potter called