Chris Rock was 19 in Krush Groove when he played the character 'Person Standing Next to Club Phone During Fight (uncredited)'.
That was over 39 years ago in 1985.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 59, and has starred in 116 movies in total, 114 of those since Krush Groove was released.
In Krush Groove, I think Chris Rock looks: