How old was Dermot Mulroney in J. Edgar?

When watching a memorable performance, one might wonder how old a celebrity was at the time. That knowledge can reshape how we view their performance. We’ve tracked down that detail for you.

In the movie J. Edgar, Dermot Mulroney was at the age of:

47 years old

This is the verified age of the celebrity based on our calculation.

This age was calculated based on the beginning of the release year of J. Edgar:

January 1, 2011

And the date of birth of Dermot Mulroney, which is:

October 31, 1963

As films generally take less than a year from filming to release, the age of Dermot Mulroney during production could differ by a year from what’s shown.