Twitch of the Death Nerve

1971 · 84 min · dir. Mario Bava

A Bay of Blood is a 1971 Italian giallo film co-written and directed by Mario Bava and starring Claudine Auger, Luigi Pistilli, Claudio Volonté, Anna M. Rosati, Laura Betti, Leopoldo Trieste, Brigitte Skay, Chris Avram and Isa Miranda. The story details a string of mysterious murders that occur around the titular bay. Synopsis from Wikipedia, CC BY-SA.