That was over 11 years ago in 2008.
Today she is 66, and has starred in 70 movies in total, 22 since Step Brothers was released.
In Step Brothers, I think Mary Steenburgen looks:
Step Brothers scores 6.5 out of 10 on The Movie Database.
Mary Steenburgen's first acting role was as 'Julia Tate / Moon' in Goin' South, released in 1978 when she was 25.
Find DVDs, posters and memorabilia about Step Brothers on Amazon.