How old was Sean Penn in Mystic River?

When watching a memorable performance, one might wonder how old a celebrity was at the time. Knowing that can offer insight into their career stage and personal growth. We’ve got the answer you’ve been looking for.

In Mystic River, Sean Penn took on the role at the age of:

42 years old

According to our data, that’s how old the celebrity really was during the film.

This age was calculated based on the beginning of the release year of Mystic River:

January 1, 2003

And also the day Sean Penn was born:

August 17, 1960

Movies tend to be released within a year of filming, so Sean Penn may have been one year off from the listed age in certain scenes.