Two high school goofs steal an explosive device from another world that has been hidden on earth, and an alien named Mr. Armageddon is sent to retrieve it from them.

A working-class girl and her trust-fund boyfriend move into a downtown New York tenement apartment to try to make a life together. Their volatile relationship is further complicated when they learn their angry downstairs neighbor is building an A-bomb in his apartment.

Jimmy needs $900 to clear a gambling debt but a series of lies leads to Ray trying to raise the cash from friends who owe him money.