Michael C. Hall was 31 in Paycheck when he played the character 'Agent Klein'.
That was over 20 years ago in 2003.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 53, and has starred in 20 movies in total, 19 of those since Paycheck was released.
In Paycheck, I think Michael C. Hall looks: