United States / Aug 29, 1980 / R
Overall average
5.0/10
Trailer

Videos
Plot
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 the killer down before it is too late.
Main cast
Full cast
| Actor | Role |
|---|---|
| Tom Hanks | Elliot |
| Dana Barron | Diana |
| Joseph Leon | Ralph the Tailor |
| Paul Gleason | Det. Frank Daley |
| James Carroll | Phil |
| Brian Byers | Bernie |
| Curt Hostetter | Tommy |
| Robin Lamont | Ruthie |
| Robin Tilghman | Marie |
| Peter Gumeny | Det. Thompson |
| John Bottoms | Father McKenna |
| Debbie Novak | Girl in Car |
| Russell Todd | Boy in Car |
| Dorian Lopinto | Gamble's Bride |
| Jamie Haskins | Ice Cream Vendor |
| Barbara Quinn | Dance Teacher |
| Laurie Faso | Coroner's Assistant |
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| Anthony Pullen Shaw | Detective (as Anthony Shaw) |
| Ron Englehardt | Detective |
| Michael Fiorello | Detective (as Michael Fiorillo) |
| Steve James | Young Man |
| Karen Evans Kandel | Young Woman |
| Gordon Keys | Young Cop |
| Suzanne Lukather | Professor's Wife |
| Michael Eiler | Sickle Killer |
| Patricia Benson | Guest at Party |
| Vic Di Milia | Wedding Guest |
| Joe Di Milia | Wedding Guest |
| Rick D'Aversa | Wedding Guest |
| Anna Feil | Flower Girl |
| Caren Mastroianni | Flower Girl |
Genres
Horror
Technical details
| Detail | Value |
|---|---|
| Original title | He Knows You're Alone |
| Original language | English (EN) |
| Spoken languages | English |
| Production countries | United States of America |
| Status | Released |
| Production companies | Metro-Goldwyn-Mayer, Lansbury/Beruh Productions |
| Release date | 29 agosto 1980 |
| Executive producer | Edgar Lansbury, Joseph Beruh |
| Production | George Manasse, Nan Pearlman, Robert Di Milia |
| Writer | Scotty Parker |
| Editing | George T. Norris |
| Cinematography | Gerald Feil |
| Assistant directors | Armand Mastroianni |
| Camera operators | Gerald Feil |
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| Additional photography | Gerald Feil |
| Production design | Susan Kaufman |
| Art direction | Susan Kaufman |
| Set decoration | Susan Kaufman |
| Special effects | Taso N. Stavrakis |
| Music | Alexander Peskanov, Mark Peskanov |
| Sound | Alexander Peskanov, Mark Peskanov |
| Costume design | Cecilia Verardi |
| Makeup | Cecilia Verardi |
| Hairstyling | Cecilia Verardi |
| Budget | 300.000 € |
| Revenue | 4.900.000 € |
Release dates
Theatrical release
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