Cloris Leachman was 66 in The Beverly Hillbillies when she played the character 'Granny'.
That was over 31 years ago in 1993.
In 2021 she died aged 94, starring in 141 films in her career, 63 of those after The Beverly Hillbillies was first released. If she were alive today she would be 98.
In The Beverly Hillbillies, I think Cloris Leachman looks: