Black Sabbath is a 1963 horror anthology film directed by Mario Bava. Boris Karloff hosts a trio of horror stories concerning a stalked call girl, a vampire who preys on his family, and a nurse who is haunted by her ring’s rightful owner.
"The Drop of Water", is centered on Helen Corey(Jacqueline Pierreux), a nurse who steals a ring from a corpse that is being prepared for burial and finds herself haunted by the ring's original owner after arriving home.