That was over 29 years ago in 1992.
Today he is 91, and has starred in 91 movies in total, 33 since Unforgiven was released.
In Unforgiven, I think Gene Hackman looks:
Unforgiven scores 7.8 out of 10 on The Movie Database.
Gene Hackman's first acting role was as 'Norman' in Lilith, released in 1964 when he was 34.