Don't Hang Up! 1974

After 13 years she returned home... To a house of terror.

Directed by S.F. Brownrigg

13 years after witnessing her mother's murder by an unknown assailant, Amanda Post returns home to attend to her dying grandmother. When she dismisses the doctor, a local magistrate and an antique collector, all of whom seem to have their own sinister agendas, she becomes the target of anonymous threatening phone calls.