Jonah Hauer-King was 20 in Regardez when he played the character 'Byron'.
That was over 8 years ago in 2016.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 28, and has starred in 11 movies in total, 10 of those since Regardez was released.
In Regardez, I think Jonah Hauer-King looks: