M. Emmet Walsh was 33 in Midnight Cowboy when he played the character 'Bus Passenger (uncredited)'.
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 89, and has starred in 156 movies in total, 153 of those since Midnight Cowboy was released.
In Midnight Cowboy, I think M. Emmet Walsh looks: