Paul Newman was 43 in Butch Cassidy and the Sundance Kid when he played the character 'Butch Cassidy'.
That was over 55 years ago in 1969.
In 2008 he died aged 83, starring in 105 films in his career, 71 of those after Butch Cassidy and the Sundance Kid was first released. If he were alive today he would be 99.
In Butch Cassidy and the Sundance Kid, I think Paul Newman looks: