Eugene Levy was 23 in Foxy Lady when he played an uncredited character.
That was over 53 years ago in 1971.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 77, and has starred in 80 movies in total, 79 of those since Foxy Lady was released.
In Foxy Lady, I think Eugene Levy looks: