Directed by Mario Bava | Starring: Claudine Auger, Luigi Pistilli, Claudio Camaso, Anna Maria Rosati

An elderly heiress is killed by her husband who wants control of her fortunes. What ensues is an all-out murder spree as relatives and friends attempt to reduce the inheritance playing field, complicated by some teenagers who decide to camp out in a dilapidated building on the estate.

IMDb A Bay of Blood movie posters