The Harry Potter movies showcased J.K. Rowling's genius storytelling and character creation. With Harry, Ron and Hermione first hitting the screens in 2001, Warner Bros. did its absolute best in bringing the Wizarding World to life. Besides the heroic trio, Harry Potter featured some interesting characters, such as Hogwarts' very own Albus Dumbledore.
Source：https://www.cbr.com/hogwarts-professors-left-lasting-impression/
