Michael Gambon was 64 in Harry Potter and the Goblet of Fire when he played the character 'Albus Dumbledore'.
That was over 18 years ago in 2005.
Today he is 83, and has starred in 112 movies in total, 41 of those since Harry Potter and the Goblet of Fire was released.
In Harry Potter and the Goblet of Fire, I think Michael Gambon looks: