The British actor was best known for playing Dumbledore in several "Harry Potter" movies. WATCH THE FULL EPISODE OF 'WORLD NEWS TONIGHT': bit.ly/3mscXkB WATCH OTHER FULL EPISODES OF WORLD NEWS TONIGHT: abc.go.com/shows/world-news-to... WATCH WORLD NEWS TONIGHT ON HULU: bit.ly/3iQLwPp #harrypotter #dumbledore #worldnewstonight #abcnews