Of Unknown Origin [37227] Released: 1983-11-23 Revenue: $0 Budget: $4,000,000 Profit: $-4,000,000 Runtime: 88 mins Popularity: 0.5774 Vote Average: 5.806 Vote Count: 98 Overview: A man who recently completed rebuilding a townhouse becomes obsessed with a rat infestation until it becomes an interspecies duel. Cast [16] Peter WellerBart Hughes Jennifer DaleLorrie Wells Lawrence DaneEliot Riverton Kenneth WelshJames Hall Louis Del GrandeClete Shannon TweedMeg Hughes Keith KnightHardware Salesman Maury ChaykinDan Errol Leif AndersonPeter Hughes Jimmy TappMeg's Father Gayle GarfinkleJanis Wycoff Earl PenningtonMr. Thompson Jacklin WebbNewspaper Vendor Bronwen MantelFlorence Riverton Aimée CastleBirthday Party Child Tara O'DonnellBirthday Party Child Trailers Of Unknown Origin - Trailer