Earl Bassett's celebrity after defeating the Graboid attack against the town of Perfection has proved short-lived, until he's recruited by a Mexican oil company whose workers have found more than they bargained for under the soil.

King Kong, a clever thief who steals a cache of diamonds from some gangsters, frames another thief called White Glove for the crime. That's when the bald detective Albert Au, who has been chasing King Kong for quite some time, pairs with the volatile female Superintendent Ho to bring him to justice. King Kong ends up joining the good guys to defeat White Glove and another bad guy dubbed Mad Max, and recover the diamonds from the hiding place where they were left by King Kong's dead accomplice.

A group of remote control car racers compete over the course of summer 2021, on different tracks in the South of England, all aiming to be crowned the King.

An eccentric inventor has thought of a way that automobiles can run on radio waves, without gasoline. His plans put him in conflict with the owner of an oil company, who is also pursuing the inventor's daughter. This rival begins to scheme against the inventor, and it is left up to the inventor's hired man to try to stop him.