Clips from assorted television programs, B-movies, commercials, music performances, newsreels, bloopers, satirical short films and promotional and government films of the 1950s and 1960s are intercut together to tell a single story of various creatures and societal ills attacking American cities.

A backwoods game warden and a local doctor discover that giant leeches are responsible for disappearances and deaths in a local swamp, but the local police don't believe them.

Hud Bannon is a ruthless young man who tarnishes everything and everyone he touches. Hud represents the perfect embodiment of alienated youth, out for kicks with no regard for the consequences. There is bitter conflict between the callous Hud and his stern and highly principled father, Homer. Hud's nephew Lon admires Hud's cheating ways, though he soon becomes too aware of Hud's reckless amorality to bear him anymore. In the world of the takers and the taken, Hud is a winner. He's a cheat, but, he explains, "I always say the law was meant to be interpreted in a lenient manner."

A dark comedy thriller that manages to skillfully blend humor and mystery into one incredible film from its thrilling beginning to the shocking climax! The superb all-star cast is a unique collection of characters who find themselves with one very special thing in common -- they are all boarders of Mrs. Ella Purdy (Karen Black) and totally dependent upon her gracious nature. The suspense mounts as, one-by-one, they fall sacrifice to ominous secrets enshrined within the walls of her foreboding house! Murder and mayhem prevail throughout the tense but often humorous situations as each victim draws nearer to his or her fate.

In the 1930s, a sailor trying to prove that his brother was wrongly executed for murder finds himself becoming drawn into the occult world.

Two middle-aged women move to Hollywood, California after their sons are convicted of a notorious murder and open a dance school for children eager to tap their way to stardom.

A young man steals a car and ends up involved in a pedestrian fatality. The only witness is a girl he has just met. He threatens her life if she talks, so when she refuses to tell what she knows, she is sent to reform school.

When an abused wife grows to giant size because of an alien encounter and an aborted murder attempt, she goes after her cheating husband with revenge on her mind.

A hitman is found out because he was paid off in traceable stolen money. On the run, he kidnaps the girlfriend of the police detective in charge of his pursuit; she tries to convince him to surrender before it's too late.

The rise and fall of gang lord Joe Sante. A crime boss appears before a Senate subcommittee. A flashbacks tell his story.