Fred Won't Move Out (2012)

Starring Elliott Gould, the film was written and directed by Richard Ledes, and was shot in Ledes' childhood home in Westchester County, New York.  
The semi-autobiographical story follows two grown children who have to decide what to do when it appears that their parents are no longer better off staying in the family home in which they have lived for fifty years.
Opens is theaters September 21, 2012.

Official Website.