House of Terror (1973)

Plot

A nurse takes on the challenging task of caring for a difficult, irritable elderly woman, unaware of the sinister plot brewing with her boyfriend. Their true intentions revolve around the woman’s considerable wealth. However, their plans spiral into chaos when the woman is discovered lifeless in a blood-filled bathtub. As the couple frantically hunts for the fortune, they begin to suspect that her death might be a ruse or that her vengeful spirit has returned to haunt them. Tension mounts as they navigate the eerie aftermath of their greed.