After losing their academic posts at a prestigious university, a team of parapsychologists goes into business as proton-pack-toting "ghostbusters" who exterminate ghouls, hobgoblins and supernatural pests of all stripes. An ad campaign pays off when a knockout cellist hires the squad to purge her swanky digs of demons that appear to be living in her refrigerator.

The discovery of a massive river of ectoplasm and a resurgence of spectral activity allows the staff of Ghostbusters to revive the business.

Jake Blues, just released from prison, puts his old band back together to save the Catholic home where he and his brother Elwood were raised.

Two bumbling government employees think they are U.S. spies, only to discover that they are actually decoys for nuclear war.

LAPD Sgt. Joe Friday — the equally straight-laced nephew of the famous police sergeant of the same name — is paired up with a young, freewheeling detective named Pep Streebeck. After investigating some strange robberies at the local zoo and the theft of a stockpile of pornographic magazines, they uncover cult activity in the heart of the city and are hot on the case to figure out who's behind it all.