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Of Unknown Origin poster

Of Unknown Origin

R

“Two forces have claimed the house. Only one will survive.”

1983·88 min·Released
Studio: Canadian Film Development Corporation, Famous Players, Les Productions Mutuelles Ltée
5.8TMDb
Theatrical Nov 23, 1983
Nexus ms17468TMDb 37227IMDb tt0086036
Horror

Overview

A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.

Trailer

Crew

DirectorGeorge P. Cosmatos
WriterBrian Taggert

Cast

Peter Weller
Peter Weller
Bart Hughes
Jennifer Dale
Jennifer Dale
Lorrie Wells
Lawrence Dane
Lawrence Dane
Eliot Riverton
Kenneth Welsh
Kenneth Welsh
James Hall
Louis Del Grande
Louis Del Grande
Clete
Shannon Tweed
Shannon Tweed
Meg Hughes
Keith Knight
Keith Knight
Hardware Salesman
Maury Chaykin
Maury Chaykin
Dan Errol
Leif Anderson
Leif Anderson
Peter Hughes
Jimmy Tapp
Jimmy Tapp
Meg's Father
Gayle Garfinkle
Gayle Garfinkle
Janis Wycoff
Earl Pennington
Earl Pennington
Mr. Thompson
Jacklin Webb
Jacklin Webb
Newspaper Vendor
Bronwen Mantel
Bronwen Mantel
Florence Riverton
Aimée Castle
Aimée Castle
Birthday Party Child
Tara O'Donnell
Tara O'Donnell
Birthday Party Child

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Keywords

new york citybased on novel or bookpoisonanimal attackhouserampageratcanuxploitationanimals gone wildgiant ratmousetrap

Details

Budget
$4M
TMDb Votes
112
Added May 14, 2026Updated Jun 4, 2026