John Savage was 18 in The Master Beater when he played the character 'Rocco'.
That was over 55 years ago in 1969.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 74, and has starred in 165 movies in total, 163 of those since The Master Beater was released.
In The Master Beater, I think John Savage looks: