Thread: seen ? must read after my death?

hi: a year or so ago, a movie' came out about a dairy kept by a a woman who was married to a traveling exec; anyways "...they had a very unuseual marriage ,but raised 2 children .Aparently the movie was composed of footage taken dureing the 60s and narated by very much dialog wrote and left for future heirs (to be read after the lady authors death) aparently the whole story was put to film and then shown in private leasings or veiwings . well ? anyways i would like any leads as to wher i might find it
APARENTLT this is a fairly strange acount "