Reviewed by GREG KING Director: Charlie McDowell Stars: Mark Duplass, Elisabeth Moss, Ted Danson. Mark Duplass is one of the darlings of the American independent film scene and one of the key figures of the whole so-called mumblecore scene, and his low budget films like Hump Day, Your Sister's Sister, Safety Not Guaranteed, etc, have found their niche with festival audiences. Marriages in crisis has been a …