Michael Pitt was 16 in 54 when he played the character 'Dance Student'.
That was over 26 years ago in 1998.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 43, and has starred in 38 movies in total, 33 of those since 54 was released.
In 54, I think Michael Pitt looks: