The homespun Nelson family must deal with various comical situations, including an encounter with gangsters.

A stranger comes to town looking for his estranged wife. He finds her running the local girls. He also finds a town and sheriff afraid of their own shadow, scared of a landowner they never see who rules through his rowdy sidekicks. The stranger is a town tamer by trade, and he accepts a $500 commission to sort things out.

Scientists investigate a huge meteor that crashes into the ocean off Mexico, and encounter a skyscraper-tall, mobile machine which is designed to syphon energy from earth, including any energy directed at it in an effort to destroy it.