Lucas Grabeel was 18 in Halloweentown High when he played the character 'Ethan'.
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 39, and has starred in 29 movies in total, 27 of those since Halloweentown High was released.
In Halloweentown High, I think Lucas Grabeel looks: