Mark Ruffalo was 25 in Mirror Mirror 2: Raven Dance when he played the character 'Christian'.
That was over 30 years ago in 1994.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 56, and has starred in 84 movies in total, 78 of those since Mirror Mirror 2: Raven Dance was released.
In Mirror Mirror 2: Raven Dance, I think Mark Ruffalo looks: