Gemma Jones was 65 in Harry Potter and the Half-Blood Prince when she played the character 'Poppy Pomfrey'.
That was over 15 years ago in 2009.
Today she is 81, and has starred in 59 movies in total, 22 of those since Harry Potter and the Half-Blood Prince was released.
In Harry Potter and the Half-Blood Prince, I think Gemma Jones looks: