Paul Giamatti was 53 in Gunpowder Milkshake when he played the character 'Nathan'.
That was over 3 years ago in 2021.
Today he is 56, and has starred in 100 movies in total, 3 of those since Gunpowder Milkshake was released.
In Gunpowder Milkshake, I think Paul Giamatti looks: