<Ul> <Li> Daniel Radcliffe as Harry Potter </Li> <Li> Rupert Grint as Ron Weasley , one of Harry 's two best friends . </Li> <Li> Emma Watson as Hermione Granger , one of Harry 's two best friends . </Li> <Li> Michael Gambon as Albus Dumbledore , the headmaster of Hogwarts . </Li> <Li> Helena Bonham Carter as Bellatrix Lestrange , one of Voldemort 's principal Death Eaters and Draco Malfoy 's aunt . </Li> <Li> Jim Broadbent as Horace Slughorn , the newly appointed Potions master who held the position before . </Li> <Li> Robbie Coltrane as Rubeus Hagrid , the Hogwarts gamekeeper and Care of Magical Creatures teacher at Hogwarts . </Li> <Li> Warwick Davis as Filius Flitwick , the Charms master and head of Ravenclaw . </Li> <Li> Tom Felton as Draco Malfoy , Harry 's rival and recipient of Voldemort 's secret mission . </Li> <Li> Alan Rickman as Severus Snape , the former Potions master , current Defence Against the Dark Arts teacher and head of Slytherin . </Li> <Li> Maggie Smith as Minerva McGonagall , the Hogwarts Transfiguration teacher , deputy headmistress and head of Gryffindor . </Li> <Li> Timothy Spall as Peter Pettigrew , the Death Eater who betrayed Harry 's parents to Voldemort . Pettigrew has no lines in this film , but appears as a servant at Snape 's house . </Li> <Li> David Thewlis as Remus Lupin , a member of the Order of the Phoenix and Harry 's ex-Defence Against the Dark Arts teacher . </Li> <Li> Julie Walters as Molly Weasley , the Weasley matriarch and a mother figure to Harry . </Li> </Ul>
<Ul> <Li> Daniel Radcliffe as Harry Potter </Li> <Li> Rupert Grint as Ron Weasley , one of Harry 's two best friends . </Li> <Li> Emma Watson as Hermione Granger , one of Harry 's two best friends . </Li> <Li> Michael Gambon as Albus Dumbledore , the headmaster of Hogwarts . </Li> <Li> Helena Bonham Carter as Bellatrix Lestrange , one of Voldemort 's principal Death Eaters and Draco Malfoy 's aunt . </Li> <Li> Jim Broadbent as Horace Slughorn , the newly appointed Potions master who held the position before . </Li> <Li> Robbie Coltrane as Rubeus Hagrid , the Hogwarts gamekeeper and Care of Magical Creatures teacher at Hogwarts . </Li> <Li> Warwick Davis as Filius Flitwick , the Charms master and head of Ravenclaw . </Li> <Li> Tom Felton as Draco Malfoy , Harry 's rival and recipient of Voldemort 's secret mission . </Li> <Li> Alan Rickman as Severus Snape , the former Potions master , current Defence Against the Dark Arts teacher and head of Slytherin . </Li> <Li> Maggie Smith as Minerva McGonagall , the Hogwarts Transfiguration teacher , deputy headmistress and head of Gryffindor . </Li> <Li> Timothy Spall as Peter Pettigrew , the Death Eater who betrayed Harry 's parents to Voldemort . Pettigrew has no lines in this film , but appears as a servant at Snape 's house . </Li> <Li> David Thewlis as Remus Lupin , a member of the Order of the Phoenix and Harry 's ex-Defence Against the Dark Arts teacher . </Li> <Li> Julie Walters as Molly Weasley , the Weasley matriarch and a mother figure to Harry . </Li> </Ul>
who played dumbledore in harry potter and the half blood prince
who played dumbledore in harry potter and the half blood prince
Michael Gambon
Michael Gambon