How old was Mary Steenburgen in Step Brothers?

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.

While Step Brothers was being made, Mary Steenburgen was:

54 years old

After checking the dates, that’s the calculated age of the celebrity.

To determine the age, we considered the first day of the year Step Brothers premiered:

January 1, 2008

And the birth day of Mary Steenburgen, that is:

February 08, 1953

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