Most Similar Movies to Of Unknown Origin (1983)
If you are looking for movies like Of Unknown Origin (1983), you might like movies tagged with keyword : husband, son, banker, animal, wife, resident, tense, crafty, new york city, city apartment, serendipity, unintended consequences, obsession, career aspirations, vacation, man vs. beast, 1980s .
Infestation (2009), Willard (2003), The Bone Snatcher (2003), Pitch Black (2000), Night of the Lepus (1972), Fright Night Part 2 (1988), Orca (1977) ... Let's take a look at the following list...

Infestation (2009)
A slacker awakes to find himself weak and wrapped in a webbing; after realizing that the world has been taken over by giant alien insects, he wakes a ragtag group of strangers and together they fight for survival.
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Willard (2003)
A young man with an unusual connection to rats uses them at his own sociopathic will.
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The Bone Snatcher (2003)
After miners disappear in the Namib Desert, scientists find their remains and seek to find what killed them.
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Pitch Black (2000)
A commercial transport ship and its crew are marooned on a planet full of bloodthirsty creatures that only come out to feast at night. But then, they learn that a month-long eclipse is about to occur.
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Fright Night Part 2 (1988)
Charley Brewster and Peter Vincent must face more vampires, out for revenge.
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Orca (1977)
A hunter squares off against a killer whale seeking vengeance for the death of its mate.
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Jaws: The Revenge (1987)
Chief Brody's widow believes that her family is deliberately being targeted by another shark in search of revenge.
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Eaten Alive (1976)
A psychotic redneck, who owns a dilapidated hotel in rural East Texas, kills various people who upset him or his business, and he feeds their bodies to a large crocodile that he keeps as a pet in the swamp beside his hotel.
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DeepStar Six (1989)
A team of navy personnel stationed at a temporary base at the bottom of the ocean and tasked with setting up nuclear missiles discovers a huge underwater cavern which houses a giant prehistoric creature.
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Undead or Alive: A Zombedy (2007)
Elmer Winslow is a soldier on the run from the Union Army, and Luke Budd is a cowboy with a broken heart. When the two misfits rob the corrupt sheriff of an old west town, they have no idea that a plague of zombies is sweeping the country, or that Geronimo's sexy niece may be their only hope of survival.
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Abominable (2006)
A man, crippled in a climbing accident, returns to his cabin in the woods as part of his rehabilitation, but he wasn't prepared for the immanent onslaught.
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Man's Best Friend (1993)
A reporter (Ally Sheedy) learns about her new pet, a DNA-altered killer dog she freed from a research lab.
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Dr. Terror's House of Horrors (1965)
Aboard a British train, mysterious fortune teller Dr. Schreck uses tarot cards to read the futures of five fellow passengers.
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Island of Terror (1966)
Grisly deaths bring a scientist to a remote island where researchers have accidentally created a deadly life form.
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Snakehead Terror (2004)
A small-town Maryland sheriff tries to kill mutated fish that can survive out of water.
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Timber Falls (2007)
A weekend of camping in the mountains becomes an excursion into hell for a young couple, who become pawns in a grotesque plot hatched by deranged locals.
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The Driller Killer (1979)
An artist slowly goes insane while struggling to pay his bills, work on his paintings, and care for his two female roommates, which leads him taking to the streets of New York after dark and randomly killing derelicts with a power drill.
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