Of Unknown Origin
“Two forces have claimed the house. Only one will survive.”
Synopsis
A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
Official TrailerOfficial
Type: Trailer • Published 2018-04-30
Top Cast
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Peter Weller
Bart Hughes
Jennifer Dale
Lorrie Wells
Lawrence Dane
Eliot Riverton
Kenneth Welsh
James Hall
Louis Del Grande
Clete
Shannon Tweed
Meg Hughes
Keith Knight
Hardware Salesman
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
Release History & Theatrical Window
Fresno, California
Festival / Special Debut
November 23, 1983
Wide Cinema Exhibition
Financials & Box Office Performance
Production Budget
$4M
Filming & production cost
Worldwide Gross
Pending
Total global ticket sales
Key Information & Fast Facts
- Director
- George P. Cosmatos
- Screenplay & Story
- Brian Taggert
- Original Score
- Kenneth Wannberg
- Original Title
- Of Unknown Origin
- Country of Origin
- Canada, United States of America
- Spoken Languages
- English
- Runtime
- 1h 28m
- Production Budget
- $4M
- Production Studios
- Canadian Film Development Corporation, Les Productions Mutuelles Ltée, Famous Players
Creative Leadership & Key Crew
George P. Cosmatos
Brian Taggert, Chauncey G. Parker III
Kenneth Wannberg
René Verzier
Roberto Silvi
Pierre David, Claude Héroux
Department Leadership Roster
Claude Héroux
Producer
Kenneth Wannberg
Original Music Composer
René Verzier
Director of Photography
George P. Cosmatos
Director
Roberto Silvi
Editor
Brian Taggert
Screenplay
Anne Pritchard
Production Design
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
R: Restricted — Under 17 requires accompanying parent or adult guardian.
International Certification Matrix
FSK 16 — Restricted to viewers aged 16 and older.
Restricted — Under 17 requires accompanying parent or adult guardian.
Production Stills & Gallery
Official cinematic photography and background stills for Of Unknown Origin.
Featured In Curated Collections
Editorial lists, community rankings, and cinematic collections featuring Of Unknown Origin.
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IMDb Archive
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Frequently Asked Questions About Of Unknown Origin
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Of Unknown Origin about?
A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel.
Who directed Of Unknown Origin?
Of Unknown Origin was directed by George P. Cosmatos.
Who stars in Of Unknown Origin?
The principal cast of Of Unknown Origin includes Peter Weller, Jennifer Dale, Lawrence Dane, Kenneth Welsh, Louis Del Grande.
When was Of Unknown Origin released and how long is it?
Of Unknown Origin was released in 1983 with a total runtime of 1h 28m.
Who composed the musical score for Of Unknown Origin?
The original motion picture soundtrack for Of Unknown Origin was composed by Kenneth Wannberg.
Is Of Unknown Origin based on a book or true story?
Of Unknown Origin is adapted from the following source material: Novel: "Chauncey G. Parker III".
What is the age rating and content advisory for Of Unknown Origin?
Of Unknown Origin holds official age classifications: DE: 16 (FSK 16 — Restricted to viewers aged 16 and older.); US: R (Restricted — Under 17 requires accompanying parent or adult guardian.).