Seth Rogen was 25 in Zack and Miri Make a Porno when he played the character 'Zack'.
That was over 16 years ago in 2008.
Today he is 42, and has starred in 85 movies in total, 66 of those since Zack and Miri Make a Porno was released.
In Zack and Miri Make a Porno, I think Seth Rogen looks: