Zach Galifianakis was 39 in Dinner for Schmucks when he played the character 'Therman'.
That was over 14 years ago in 2010.
Today he is 54, and has starred in 67 movies in total, 35 of those since Dinner for Schmucks was released.
In Dinner for Schmucks, I think Zach Galifianakis looks: