Christopher Lee was 79 in The Lord of the Rings: The Two Towers when he played the character 'Saruman'.
That was over 21 years ago in 2002.
In 2015 he died aged 93, starring in 288 films in his career, 60 of those after The Lord of the Rings: The Two Towers was first released. If he were alive today he would be 101.
In The Lord of the Rings: The Two Towers, I think Christopher Lee looks: