Kris Van Damme was 4 in Universal Soldier when he played the character 'Young Luc'.
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 37, and has starred in 14 movies in total, 13 of those since Universal Soldier was released.
In Universal Soldier, I think Kris Van Damme looks: