United States / Sep 30, 1983 / R / Fresno, California
Two forces have claimed the house. Only one will survive.
1h 28min
Overall average
5.0/10
Trailer

Videos
Plot
A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.
Main cast
Full cast
| Actor | Role |
|---|---|
| Maury Chaykin | Dan Errol |
| Leif Anderson | Peter Hughes |
| Jimmy Tapp | Meg's Father |
| Gayle Garfinkle | Janis Wycoff |
| Earl Pennington | Mr. Thompson |
| Jacklin Webb | Newspaper Vendor |
| Bronwen Mantel | Florence Riverton |
| Aimée Castle | Birthday Party Child |
| Tara O'Donnell | Birthday Party Child |
Genres
Horror
Technical details
| Detail | Value |
|---|---|
| Original title | Of Unknown Origin |
| Original language | English (EN) |
| Spoken languages | English |
| Production countries | Canada, United States of America |
| Status | Released |
| Production companies | Canadian Film Development Corporation, Les Productions Mutuelles Ltée, Famous Players |
| Release date | 23 novembre 1983 |
| Executive producer | Pierre David |
| Production | Claude Héroux |
| Writer | Chauncey G. Parker III, Brian Taggert |
| Editing | Roberto Silvi |
| Cinematography | René Verzier |
| Assistant directors | George P. Cosmatos |
| Camera operators | René Verzier |
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| Additional photography | René Verzier |
| Production design | Anne Pritchard |
| Art direction | Anne Pritchard |
| Set decoration | Anne Pritchard |
| Music | Kenneth Wannberg |
| Sound | Kenneth Wannberg |
| Budget | 4.000.000 € |
Release dates
Premiere
Theatrical release
United States / Nov 23, 1983 / R
Germany / May 01, 1986 / 16
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