Marlon Brando was 81 in Superman Returns when he played the character 'Jor-El'.
That was over 18 years ago in 2006.
In 2004 he died aged 80, starring in 97 films in his career, 27 of those after Superman Returns was first released. If he were alive today he would be 100.
In Superman Returns, I think Marlon Brando looks: