A rogue scientist near a small desert town arouses the suspicion of the town's doctor when his lab assistant is found dead from a case of acromegaly, which took only four days to develop. As the doctor investigates, aided by the scientist's new female assistant, they discover that something is devouring local cattle and humans in increasingly large quantities.

In this remake of and using stock-footage from 1941's "Arizona Cyclone," Tex is a daredevil freight-line driver who, with the aid of his pals Smokey and Deuce, wipes out the crooked rival line, and has enough time left over, from this shorts' twenty-six minutes , to toss in four songs.

An innocent dancer is accused of murder after his shoe prints are found at the scene, but his wife follows the trail of clues to find the real perpetrator.

Gene Autry hunts bank robbers Al Bartlett and Trot Lucas with his old friend Mike. Bartlett, to throw off his pursuers, kills Trot and his own brother. When Kitty Bartlett comes to town claiming to be the slain Bartlett's widow, Gene has to save her from the irate townspeople who are not aware that her name isn't Bartlett but she really is the daughter of a law officer slain by Al Bartlett. Ben Luder, a local hood, tricks Bartlett back into town by saying he has to fixed to have Doc Larry Taylor do plastic surgery on him. En route they meet Doc and his assistant Helen Ellis and Ben's ruse is exposed. Bartlett kills Ben and forces Doc to drive him to the railroad. Gene, in a fight atop a runaway train, captures Bartlett.

After aging criminal Roy Earle is released from prison he decides to pull one last heist before retiring — by robbing a resort hotel.

A policeman tries to protect a young woman against a hit man, when she flees New York after witnessing a mob killing.

A police detective uses any means possible to trap a gang of shoplifters.

Twenty years earlier Farrell killed his mining partner Andrews. Now Andrews daughter arrives to get her father's trust fund. Farrell having rustled Roy's cattle now takes her money from her Lawyer and lets her overhear false information of their next rustling job. With the posse at the wrong location, his men attack the cattle train and Roy on board find himself greatly outnumbered.

A cowboy and his sidekick track mail thieves to a hide-out.

Ranchers battle one another over water rights. Western.