Ned Glass was 31 in Dick Tracy Returns when he played the character 'Kid Stark'.
That was over 86 years ago in 1938.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
In 1984 he died aged 78, starring in 65 films in his career, 63 of those after Dick Tracy Returns was first released. If he were alive today he would be 118.
In Dick Tracy Returns, I think Ned Glass looks: