Richard Roundtree was 26 in What Do You Say to a Naked Lady when he played the character 'Interracial Couple'.
That was over 54 years ago in 1970.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 81, and has starred in 86 movies in total, 85 of those since What Do You Say to a Naked Lady was released.
In What Do You Say to a Naked Lady, I think Richard Roundtree looks: