Lee Purdy, the owner of a ranch on "Enchanted Hill," is subjected to repeated attacks by unknown assailants. He meets Gail Ormsby, the owner of the neighboring Box K Ranch, and the two are immediately attracted to each other. Ira Todd, Gail's crooked foreman, fills her head with lies about Lee, whom she unjustly comes to hate. In a pitched battle between the men from Enchanted Hill and those from the Box K, Todd's men are routed. Lee then learns that Todd (in league with a banker who knows that there is gold on Lee's land) has attempted to frighten him off by means of the repeated attacks. The law steps in, and Lee and Gail renew their courtship. A lost film.
Sgt. Renfrew and Constable Kelly go aloft to search for a plane missing with a shipment of gold from the Yukon Mine Company. Inventor Speavy has devised a power ray which disrupts electrical impulses, and Morgan and his gang of crooks has brought in Prof. Lewis to increase the ray's range, telling him he's helping the government develop this new weapon. Speavy spills the beans to Prof. Lewis and his daughter Madeleine,and Morgan threatens to implicate them in his crimes unless they cooperate. Morgan kills Speavy when he tries to warn Renfrew, but when Madeleine stows away on board the doomed plane Renfrew is piloting, will the crooks be able to make Prof. Lewis use the power ray to bring the plane down?
Robert Mason, a young black newspaperman, exposes corrupt labor leader Mark Lethier. In turn, Mason's engagement to Vivian Lethier is ended. When Mark Lethier is murdered, Mason is convicted on circumstantial evidence and sentenced to prison. After several years in prison, he escapes and makes his way to the southwestern cattle country, where he falls in love with Tex Miller, a beautiful cowgirl. Mason endeavors to rid the territory of an outlaw band led by Buck Conley, a.k.a. the "Night Terror." Once he is successful, he decides to give himself up to the law, thinking that he will be sent back to prison. However, after discovering that the real murderer has confessed, he returns to Tex and the country he has come to love.
Jim Stewart comes to Mesa City and buys a ranch from publisher Matt Edwards, who is confined to a wheelchair. The area is terrorized by an outlaw gang known as The Phantoms. When Jim's cattle herd is rustled and his ranch foreman Pop Evans killed, he takes an active hand against the gang in his guise as the Durango Kid.
A con man posing as a lawyer tries to sell copies of a phony law book. Things get serious when he has to defend a young man falsely accused of robbery.
Two men, a wanderer in need of water, and a sophisticated lowlife, having been thrown out of the saloon and in need of money, meet face to face in the town street.
Ice Harding, outlaw, tames a wild horse and names it King. Ice and his gang hold up a stagecoach and encounter San Francisco vice king Bates and his innocent niece Betty Werdin. Ice is taken with the young woman, but at first she sees nothing in him. But she begins to come around when her uncle tries to swindle Ice, and the outlaw himself undergoes a change of course under the influence of the girl.
The Northwest Mounties are after Cheyenne Harry for the murder of an Indian boy, and the only witness to the crime is a priest - who can't tell what he saw because the real killer, Black Michael, has confessed to him.
By the end of his illustrious career, Deputy U.S. Marshal Bass Reeves may well have been the preeminent lawman of the Old West. He brought upwards of 3,000 outlaws to justice and served in law enforcement for 32 years during Reconstruction after the Civil War. His story is one of an escape to freedom and the dangers of the West for a former slave who rose to become a legend of the law. Join us as we go in search of Bass Reeves.
Texas Ranger Bill Storm is sent to El Paso to ferret out a gang of counterfeiters thought to be working there and, on the way, gives a ride to New York socialite Beverly Dix, whose car has been wrecked on the road to El Paso. Bill quickly comes to suspect Earl Hanway and Lefty Waterman of passing bad bills; taking Beverly's father into his confidence, Bill identifies the counterfeiting plant, arrests Hanway and Waterman, and finds himself with his arms full of Beverly.
It is now an accepted fact that the best of Johnny Mack Brown's Universal westerns were directed by the talented Joseph H. Lewis. Boss of Hangtown Mesa may not be in the same league as the Brown-Lewis classic Arizona Cyclone, but it comes awfully close. This time around, hero Steve Collins (Brown) comes to the aid of Betty Wilkins (Helen Deverell), who has taken over the telegraph-line business established by her uncle John (Henry Hall). The latter was murdered by outlaws who don't cotton to having the territory linked up electronically with the rest of the world.
Secret Serviceman Allen takes a job at Bart Stevens' mine in order to find evidence proving that Stevens is a mail robber named Smoke Gublen. He does - but by then, he is in love with the man's sister - and to make things harder, Stevens saves his life...