George Sanders was 57 in A Shot in the Dark when he played the character 'Benjamin Ballon'.
That was over 60 years ago in 1964.
In 1972 he died aged 65, starring in 121 films in his career, 22 of those after A Shot in the Dark was first released. If he were alive today he would be 117.
In A Shot in the Dark, I think George Sanders looks: