Michael Beck was 27 in Madman when he played the character 'Boris Abramovitch'.
That was over 46 years ago in 1978.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 75, and has starred in 25 movies in total, 24 of those since Madman was released.
In Madman, I think Michael Beck looks: