Of Unknown Origin
Two forces have claimed the house. Only one will survive.
A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.
- Genre: Horror
- Studio: Canadian Film Development Corporation, Famous Players Limited, Warner Bros. Pictures, Les Productions Mutuelles Ltée
- Keyword: new york city, based on novel or book, poison, animal attack, house, rampage, rat, canuxploitation, animals gone wild, giant rat, mousetrap
- Cast: Peter Weller, Jennifer Dale, Lawrence Dane, Kenneth Welsh, Louis Del Grande, Shannon Tweed