Two cannibalistic brothers kill various young women to make their flesh part of a new special dish at their rundown restaurant while seeking blood sacrifices to awaken a dormant Egyptian goddess.

Police officers Lilywhite and Knutt (the "bad cop, bad cop" of the title) are hopelessly incompetent. Lafever is their friend, a lawyer with a relaxed attitude to the goings-on. Police graft, corruption and brutality are satirised in a very dry comic fashion, and with a stream of matter-of-fact obscenities.

Faced with the town lawyer, the sheriff, and a rival slaughterhouse owner trying to purchase his land, Lester Bacon decides to take matters into his own hands, ordering his hulking and mentally deranged son to permanently dispose of anyone who conspires against them.