BREAKING 🚨 🚨 🚨 Maggie Smith, the two-time Oscar-winning actor best known for playing the stern Professor McGonagall in the "Harry Potter" movie franchise and the tart-tongued Dowager Countess on "Downton Abbey," died Friday. She was 89. www.nbcnews.com/pop-culture/...

Maggie Smith, acting legend of 'Harry Potter' and 'Downton Abbey' fame, dies at 89

She won Oscars for her performances in “The Prime of Miss Jean Brodie” and “California Suite.” But she was best known to younger viewers for her role in the “Harry Potter” films.