Maggie Smith was 75 in The Best Exotic Marigold Hotel when she played the character 'Muriel Donnelly'.
That was over 12 years ago in 2011.
Today she is 89, and has starred in 90 movies in total, 21 of those since The Best Exotic Marigold Hotel was released.
In The Best Exotic Marigold Hotel, I think Maggie Smith looks: