Jared Padalecki was 18 in A Little Inside when he played the character 'Matt Nelson'.
That was over 22 years ago in 2002.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 41, and has starred in 11 movies in total, 10 of those since A Little Inside was released.
In A Little Inside, I think Jared Padalecki looks: