<P> Michael Gambon was cast as Harris's replacement four months after Harris's death . Gambon was not concerned about bettering Harris, and he portrayed the character in his own way, putting on a slight Irish accent for the role, as well as completing his scenes in three weeks . Gambon reprised his role in all the remaining films . </P> <P> Toby Regbo was chosen to portray Dumbledore in his youth in Deathly Hallows Part I and Part 2, for flashbacks scenes which provide essential information on the character's backstory . </P> <P> Jude Law was tapped to portray Dumbledore in the sequel to the first prequel film, Fantastic Beasts and Where to Find Them . </P> <P> In the Chamber of Secrets DVD interview, screenwriter Steve Kloves stated that he considers Dumbledore a fascinating character because of the wisdom he provides, but he feels that "Dumbledore bears such a tremendous dark burden, and he knows secrets and I think in many ways he bears the weight of the future of the wizard world" and the "only way that he can keep that at bay, the darkness, is to be whimsical and humorous". </P>

Who played professor dumbledore in the harry potter movies