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Of Unknown Origin · Movie Vault
LibraryOf Unknown Origin
Of Unknown Origin poster

A discovery from TMDB

Of Unknown Origin

19831h 28m5.8/ 10 · TMDB · 116 votes
Horror

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

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Directed by George P. Cosmatos

Our screenings

A
Ansh Kapoor

No screenings recorded

Unwatched

The people behind the story

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

Meg's Father

Gayle Garfinkle
Gayle Garfinkle

Janis Wycoff

Earl Pennington

Mr. Thompson

Where to watch

Streaming availability is not currently listed for India. Listings may be incomplete.

Last checked 9 Oct 2026.

Availability data by JustWatch via TMDB. Confirm availability with the service.

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Film details

Released23 Nov 1983
Original languageEnglish
CountriesCanada, United States of America
View on TMDB