As a child, Jonathan (Peter Liapis) was almost killed by his father, Malcolm (Michael Des Barres), during a satanic ritual. After being saved and raised by Wolfgang (Jack Nance), who has kept him unaware of his background, Jonathan inherits Malcolm's house and moves in with girlfriend Rebecca (Lisa Pelikan). During a party, he jokingly performs a ceremony described in one of his father's books on black magic, not realizing he has unleashed small, demonic creatures known as "Ghoulies."

Pint-sized monsters known as ghoulies hop aboard a traveling carnival, where their violent behavior and grotesque looks are most likely to go unnoticed. There, the gremlin-like creatures find a new home in a haunted house attraction. As the creatures earn their keep by scaring visitors, the carnival finds itself running in the black for the first time in years. But things quickly turn sour when, to the shock of carny Uncle Ned (Royal Dano), the ghoulies start taking bites out of the customers.

Fraternity boys and other students battle furry monsters wreaking havoc on a campus.

An Okinawan monster-god helps Godzilla defeat his bionic double.

An earthquake from an atomic blast rouses an amphibious colossus, which then attacks South Korea.

Gunned down by Detective Mike Norris (Chris Sarandon), dying murderer Charles Lee Ray (Brad Dourif) uses black magic to put his soul inside a doll named Chucky -- which Karen Barclay (Catherine Hicks) then buys for her young son, Andy (Alex Vincent). When Chucky kills Andy's baby sitter, the boy realizes the doll is alive and tries to warn people, but he's institutionalized. Now Karen must convince the detective of the murderous doll's intentions, before Andy becomes Chucky's next victim.

A wealthy businessman and his team find traces of a legendary creature as they search the wilderness for a downed plane.