George Carlin was 30 in With Six You Get Eggroll when he played the character 'Herbie Fleck'.
That was over 56 years ago in 1968.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
In 2008 he died aged 71, starring in 78 films in his career, 77 of those after With Six You Get Eggroll was first released. If he were alive today he would be 87.
In With Six You Get Eggroll, I think George Carlin looks: