Max Thieriot was 14 in Catch That Kid when he played the character 'Gus'.
That was over 20 years ago in 2004.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 35, and has starred in 16 movies in total, 14 of those since Catch That Kid was released.
In Catch That Kid, I think Max Thieriot looks: