Michael Gambon, who was known to many for his portrayal of Hogwarts headmaster Albus Dumbledore in six of the eight “Harry Potter” films, has died, his publicist said Thursday. He was 82. Read more about Gambon's incredible life and career at the link in our bio. 🙏 #michaelgambon #albusdumbledore #harrypotter #sirmichaelgambon