Full Moon in Blue Water is a 1988 film directed by Peter Masterson. It stars Gene Hackman and Teri Garr.
Floyds fatherinlaw, known to all as the General, is confined to a wheelchair and trapped in the throes of dementia. A mentally challenged local man called Jimmy comes by to look after the General at times when Floyd cant be there.Into their lives comes Louise, a school bus driver who is falling for Floyd and trying to get him to come out of his stupor. Land opportunists are trying to seize his property and taxes need to be paid. A crisis on the home front forces Floyd to finally confront his future. ........
Source: Wikipedia