He Knows You're Alone (1980): cast, story & where to watch
1980 · Film · ★ 5.1
Released in 1980, He Knows You're Alone is a horror film directed by Armand Mastroianni, running about 94 minutes. “The Wedding Night Killer is about to strike again!” — that tagline sets the tone.
What it’s about. A reluctant bride to be is stalked by a serial killer who only kills brides and the people around them. While her friends get whacked one by one, a hard boiled renegade cop whose bride had been killed years before tries to hunt him down before it is too late.
Who’s in it. He Knows You're Alone stars Caitlin O'Heaney as Amy Jensen, Elizabeth Kemp as Nancy, Don Scardino as Marvin and Lewis Arlt as Det. Len Gamble, among others.
How it landed. With an audience score of 5.1/10, He Knows You're Alone has proved divisive with audiences.
Where to watch. In US you can rent or buy it from Amazon Video, Apple TV Store, Google Play Movies and YouTube. See the full, country-by-country breakdown on our where to watch He Knows You're Alone page.
If you liked it. Fans of He Knows You're Alone tend to enjoy Psycho, The Silence of the Lambs, The Shining and Alien.
Frequently asked
- Where can I watch He Knows You're Alone (1980)?
- In US, He Knows You're Alone is available to rent or buy from Amazon Video, Apple TV Store and Google Play Movies. Availability varies by country — check our where-to-watch page for every region.
- Is He Knows You're Alone worth watching?
- He Knows You're Alone holds an audience score of 5.1 out of 10, and is a strong pick if you enjoy horror. Reactions are mixed, so it may depend on taste.
- Who stars in He Knows You're Alone?
- He Knows You're Alone stars Caitlin O'Heaney, Elizabeth Kemp, Don Scardino, Lewis Arlt and Patsy Pease.
- When was He Knows You're Alone released?
- He Knows You're Alone was released in 1980, with a runtime of about 94 minutes.