Maggie Smith tributes: JK Rowling, Harry Potter and Downton Abbey co-stars pay respect to acting legend The IndependentDame Maggie Smith tributes paid by King and Harry Potter co-stars BBC.com‘She found the truth of the character’: Downton Abbey’s executive producer on Maggie Smith The Guardian10 Great Maggie Smith Performances to Stream The New York TimesVideo Celebrating the life of beloved actress Maggie Smith ABC News