How old was Mamie Gummer in The Lightkeepers?

There’s something captivating about discovering a celebrity’s age during a defining role. That kind of trivia can make the viewing experience even richer. Let’s take a closer look at that intriguing number.

During the filming of The Lightkeepers, Mamie Gummer was:

25 years old

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

To determine the age, we considered the first day of the year The Lightkeepers premiered:

January 1, 2009

And the date of birth of Mamie Gummer, that is:

August 03, 1983

Since the release usually follows filming within a year, the age of Mamie Gummer during the actual shoot may have been a year more or less than indicated.