He Knows You're Alone
- বছর: 1980
- দেশ: United States of America
- জেনার: Horror
- স্টুডিও: Metro-Goldwyn-Mayer, Lansbury/Beruh Productions
- কীওয়ার্ড: insanity, detective, shower, blackout, bride, stalker, murder, urban legend, decapitation, serial killer, maniac, stripping, psycho killer, funhouse, dance studio, stabbed to death
- পরিচালক: Armand Mastroianni
- কাস্ট: Caitlin O'Heaney, Elizabeth Kemp, Dana Barron, Don Scardino, টম হ্যাঙ্কস, James Rebhorn