Harry Potter (film series) to be re-cast for the third instalment, "Harry Potter and the Prisoner of Azkaban". David Heyman and director Alfonso Cuarón chose Michael Gambon to portray the character of Dumbledore, which he did for all succeeding films. Notable recurring cast members include Helena Bonham Carter as Bellatrix Lestrange, Warwick Davis as Filius Flitwick, Ralph Fiennes as Lord Voldemort, Brendan Gleeson as Alastor Moody, Richard Griffiths as Vernon Dursley, Jason Isaacs as Lucius Malfoy, Gary Oldman as Sirius Black, Fiona Shaw as Petunia Dursley, Timothy Spall as Peter Pettigrew, David Thewlis as Remus Lupin, Emma Thompson as Sybill Trelawney, Mark Williams as
Harry Potter prequel Harry Potter prequel An 800-word, untitled short story, unofficially known as the Harry Potter prequel, was written by J. K. Rowling in 2008 as part of a charity auction event, for which it fetched £25,000. The story recounts an encounter with Muggle police experienced by Sirius Black and James Potter, taking place before the events of the "Harry Potter" series. The manuscript was stolen in 2017. Two Muggle policemen chase a speeding motorbike into a dead-end alley, cornering its riders: Sirius Black and James Potter. As the policemen confront the pair, three men fly down the alley on broomsticks. James