Roberts Blossom was 53 in Escape from Alcatraz when he played the character 'Doc'.
That was over 45 years ago in 1979.
In 2011 he died aged 87, starring in 32 films in his career, 19 of those after Escape from Alcatraz was first released. If he were alive today he would be 100.
In Escape from Alcatraz, I think Roberts Blossom looks: