Harvey Korman was 66 in The Flintstones when he played the character 'Ali / Dicabird / Blossom's Adopted Doll Son Ali'.
That was over 30 years ago in 1994.
In 2008 he died aged 81, starring in 55 films in his career, 13 of those after The Flintstones was first released. If he were alive today he would be 97.
In The Flintstones, I think Harvey Korman looks: