How old was Sean Penn in September 11?

Knowing a celebrity’s age during a specific movie can be oddly satisfying. It reveals something about timing, talent, and opportunity. Here’s the answer to that particular curiosity.

While September 11 was being made, Sean Penn was:

41 years old

Based on our estimate, that was the actual age of the celebrity at the time.

This figure for the age is based on the first day in the release year of September 11:

January 1, 2002

And also the day Sean Penn was born:

August 17, 1960

Given that most films are released within a year of production, the actual age of Sean Penn during filming may have varied by one year from the shown age.