Satan saves Joseph Ashley from death on the condition that he become his disciple (and, as it turns out, a hairy murderous beast).

Izzy is ready to make a difference in the world as she starts her career in public relations. When Grant Beiste - the big-headed corporate celebrity in town - accidentally hits her father with a car, Izzy is thrown into a public scandal that forces her to work closely with Grant. As she fights to save both her father and Grant's public image, she falls in love and learns not to judge a book by it's cover.

A baby alligator is flushed down a toilet and survives by eating discarded lab animals that have been injected with growth hormones. The now gigantic animal escapes the city sewers and goes on a rampage, pursued by a cop and a big-game hunter.

A teetering police force goes on a wild pursuit of a vicious and brutal killer of women who is gripping a state.

Sadistic no-count killer Nanni Vitali and three other equally brutish hoodlums escape from prison. The foul foursome embark on a savage rape, murder, and robbery spree. Vitali even abducts and defiles frightened hapless lass Giuliana Caroli. Meanwhile, rugged police inspector Giulio Santini is determined to bag the despicable Vitali.

Police Comissioner Datti is investigating the murder of a female doctor whose murderer seems to be a thirty-fivish year old man. Soon another murder follows: Pianist Robert Dominici's girlfriend is found killed. The killer also challenges Datti on the phone and says he can't be caught since he has a secret which makes him invulnerable. In the meantime the clues seems to point in strange directions...

A doctor's research into the roots of evil turns him into a hideous depraved fiend.