He Knows You're Alone Movie (1980) - Don Scardino, Caitlin O'Heaney, Elizabeth Kemp

He Knows You're Alone Movie (1980) Trailer - Plot Synopsis: A young bride-to-be is being stalked upon by a serial killer in Staten Island. She gets help from a former lover, but will they manage to escape?
Director: Armand Mastroianni
Writer: Scott Parker
Stars: Don Scardino, Caitlin O'Heaney, Elizabeth Kemp