Tim Blake Nelson was 26 in This Is My Life when he played the character 'Dennis'.
That was over 32 years ago in 1992.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 60, and has starred in 81 movies in total, 77 of those since This Is My Life was released.
In This Is My Life, I think Tim Blake Nelson looks: