Eli Wallach was 40 in Baby Doll when he played the character 'Silva Vacarro'.
That was over 67 years ago in 1956.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
In 2014 he died aged 98, starring in 135 films in his career, 134 of those after Baby Doll was first released. If he were alive today he would be 108.
In Baby Doll, I think Eli Wallach looks: