Maggie Smith
Maggie Smith's Harry Potter and the Prisoner of Azkaban is currently showing in cinemas.
Movies

Harry Potter and the Prisoner of Azkaban
Professor Minerva McGonagall

Harry Potter and the Chamber of Secrets
Professor Minerva McGonagall

Harry Potter and the Philosopher's Stone
Professor McGonagall

Harry Potter and the Deathly Hallows: Part 2
Professor Minerva McGonagall

Harry Potter and the Half-Blood Prince
Professor Minerva McGonagall

Harry Potter and the Order of the Phoenix
Professor Minerva McGonagall

Harry Potter and the Goblet of Fire
Professor Minerva McGonagall

A Room with a View
Charlotte Bartlett, a Chaperon