He Knows You're Alone movie trailer (1980) <br />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?<br />Director: Armand Mastroianni<br />Writer: Scott Parker<br />Stars: Don Scardino, Caitlin O'Heaney, Elizabeth Kemp
