George Segal was 31 in Who's Afraid of Virginia Woolf? when he played the character 'Nick'.
That was over 57 years ago in 1966.
In 2021 he died aged 87, starring in 94 films in his career, 83 of those after Who's Afraid of Virginia Woolf? was first released. If he were alive today he would be 89.
In Who's Afraid of Virginia Woolf?, I think George Segal looks: