U.S. Marshals "Nevada" Jack McKenzie and "Sandy" Hopkins go undercover to bust a gang of stagecoach robbers in this vintage Western serial. Nevada infiltrates the gang, while Sandy works as a cobbler in town, keeping an ear open for local gossip as they try to flush out the inside man tipping off the crooks.
Billy Carson, looking for rustlers, kills Bradley in a gun fight. Arrested, the judge finds him innocent but jails him anyway. When the rustling resumes he is released and posing as a Mexican cattle buyer he hopes to trap the culprits.
Ranger Tex Wyatt introduces himself as the notorious bandit Spade Norton. Crooked saloon owner Red Hayden believes him until the real Spade turns up and all hell breaks loose.
Horse breeders Adams and Brock are vying for the Army contract. When Adams is killed trying to ride his horse Trigger, Roy saves the horse from being shot. He trains him and then plans to ride him in the race to win the contract.
This film was produced and released in 1944 by Film Enterprises for the 16mm school-and-institutional market, and was picked up and released in 1948 by Astor for theatrical 35mm showings. Both versions finds the citizens of Rockford upset over a series of murders and robberies. The Sundowners, Andy Clyde (Andy Clyde), Jay Kirby (Jay Kirby) and Russ Wade (Russell Wade), ride into Rockford and innocently takes jobs with Tug Wilson (Jack Ingram) and his tough crew of line riders, who are in cahoots with Yeager (Hal Price) in a big land swindle scheme.
World War II is raging and the manpower shortage has hit the range since every able-bodied cowboy of military age is off fighting for Uncle Sam. Dad Mathews, a rancher with a huge government contract order for beef, has trouble with the cattle rustlers, led by Henry Judson and Lefty Lewis, who are taking advantage of the situation to steal his herds. John Paul Revere, Special State Investigator, arrives, and upon meeting Mathews' daughter, Betty, gets the idea of recruiting the hard-riding daughters of the district into the WAPS, an organization which will be to the cattle country what the WACS and WAVES are to the Army and Navy. He trains them in military procedure and provides them with radio sending-and-receiving sets. Johnny's sidekick, Frog Millhouse, finds himself the possessor of a "walkie-talkie" which he considers just a "doo-dad" at first, but which is instrumental in the end, in helping Johnny and the WAPS trap the gang of rustlers in their hideout.
Cowboy Dan Somers and oilman Jim "Hunk" Gardner compete for oil lease rights on Indian land in Oklahoma, as well as for the favors of schoolteacher Cathy Allen.
When Ranger Hoppy's falsely accused young ranger friend is killed while supposedly trying to escape from jail, Hoppy is blamed and drummed out of the Texas Rangers.
Texas Rangers Tex Wyatt, Jim Steele and Panhandle Perkins are sent to the district of Rawhide to investigate the killings of several ranchers. Tex enters the town posing as a tramp while the other two Rangers join a troupe of itinerant minstrels.
Roy returns home to fine a range feud between the cattlemen and the sheepmen. When his friend is killed he finds the rifle had a defective pin. He learns the rifle belongs to a ranch hand named Barker and that a third party has caused the feud. When he captures outlaws trying to blow up a dam, he claims Barker was the killer. But Barker has switched rifles and the outlaws now accuse Roy and Roy finds himself in trouble.
Hammond is after the Craig ranch and has framed Charlie Craig for murder. Mother Craig brings in the Range Busters. They capture one of Hammond's men and Alibi plans to trick him into a confession as to who the real murderer is. Meanwhile, Denny has overheard Hammond's plans for his next move and he and Crash set out to round up the gang.
One man wants to control all the land in the state to graze all his cattle. His band of outlaws are raiding ranchers and homesteaders, trying to drive them out. Rocky and Fuzzy are brought in to help stop the raiders and keep the land for the small ranchers and homesteaders.
In this WW II film meant to discourage the purchase of black market beef, the Range Busters are called on to fight cattle rustlers. This time they're up against a gang that strikes fast by hauling the beef away in trucks.
Jerry Johnson inherits a 50,000 acre ranch. Lucky Miller wants to take over the ranch. Roy is trying to get a railroad spur right of way. Lucky has a woman come west to marry Jerry to get control of the ranch. After the wedding, Lucky has the owner killed. Roy’s gun is substituted for the murder weapon, so Roy is put in jail.
Someone has been stealing ore from a valuable smelting mine. One of the independent mine-owners victimized by the crooks is pretty Joan Manning, making the Rangers' mission a bit more pleasant.
With his sidekick Fuzzy Q. Jones, Rocky Cameron rides into a small town plagued by cattle rustlers. He can expect no help from the sheriff as he is the head of the rustlers.
Dorn is after the rancher's land and is trying to stop Banker Brady from helping them. When his man Hammond kills Brady, there is a run on the bank. When Rocky volunteers to ride to the next town for money, he is ambushed by Dorn's men, loses his memory, and is jailed for supposedly stealing the money.
Hoppy, California and Johnny partner up with brother and sister ranch owners, two of several who are having their access to water blocked by a dam owned by a greedy merchant in town, who is intent on driving them out and taking their land for himself.
Rangers Tex Wyatt, Jim Steele, and Panhandle Perkins are en route to Boulder City to investigate the murder of rancher Dan Clark when they happen upon Trigger Farley, a gunslinger hired by Cole Melford, the chief suspects in Clark's murder.
A man of no worth brags to his daughter back East that he is rich and owns a big ranch. When she decides to pay a visit to her father, Roy and his buddies agree to pretend that the poor man is the owner of the ranch.