How old was Mark Ruffalo in What Doesn't Kill You?

You might be surprised to learn how young—or old—some stars were in iconic scenes. Knowing that can offer insight into their career stage and personal growth. Let’s dive into that fascinating detail.

During the filming of What Doesn't Kill You, Mark Ruffalo was:

40 years old

According to our findings, that was the correct age of the celebrity.

This figure for the age is based on the first day in the release year of What Doesn't Kill You:

January 1, 2008

And the day Mark Ruffalo was born, which is:

November 22, 1967

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