Die Sister, Die! (1978)
A man hires a nurse to care for his ailing but nasty and shrewish sister. What he really intends to do, however, is to convince the nurse to join him in a plot to kill her.
A man hires a nurse to care for his ailing but nasty and shrewish sister. What he really intends to do, however, is to convince the nurse to join him in a plot to kill her.