Benjamin Walker was 21 in Kinsey when he played the character 'Kinsey (Age 19)'.
That was over 19 years ago in 2004.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 41, and has starred in 17 movies in total, 16 of those since Kinsey was released.
In Kinsey, I think Benjamin Walker looks: