Of Unknown Origin
Of Unknown Origin (1983)

When a banking executive tries to outsmart an enormous and seriously pesky rat, it is a case of a battle of wits between two unarmed opponents in this tedious rodent horror treatise on the multiple dangers of rats. Bert Hughes (Peter… More

Rated: R
Running Time:
Release Date: November 23, 1983
DVD Release Date: August 5, 2003
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Rotten Tomatoes™ Critic Reviews
David Nusair
Reel Film Reviews

It's ultimately clear that Of Unknown Origin might've worked as a half hour short yet is simply unable to sustain an 88 minute running time...

Full review…
Scott Weinberg

Pretty typical tale of how rats will occasionally go nuts and start devouring humans. Peter Weller brings some gravity to the ratty affair.

Blake Davis
KFOR Channel 4 News

An intelligent overlooked horror film about writer's block.

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Flixster User Reviews
Ken Stachnik
It's Peter Weller vs a Rat in what's basically an urban Moby Dick.