Lash and Fuzzy sent to help John Watson with his stage line arrive to find him murdered. Recognizing the outlaws they trail them to their leader Baxter. But before Baxter can tell who the big boss is he is shot. After getting the stage through to assure the mail contract, Lash now realizes who the boss is.
The happy Indians live in Antelope Valley and Eddie is the new Indian Agent. Everything seems fine until the town selectmen want the valley occupied by the Indians because it contains silver. So they hire outlaw Indians and Chico to start trouble hoping that the army will forcibly remove them from the valley and they will claim it. But Father Sullivan and Eddie believe the Indians are being wronged even though they cannot convince anyone else.
At least 10 percent of the 58-minute Eddie Dean western Shadow Valley is comprised of stock shots from earlier Dean oaters. This time, the star plays as U.S. marshal who comes to the rescue of the standard damsel in distress (Jennifer Holt, sister of Tim and daughter of Jack). The double-dyed villain (George Cheseboro) is a crooked lawyer (and former train robber) who wants to lay claim to the heroine's ranch.
Ellen Williams' father has a valuable collection of furs and an outlaw gang is after them. Before he is killed, Williams hides a note revealing their location. The Texas Rangers are on the job and to get more information, they have Panhandle pose as an Indian chief.
Tornado Range is one of five Eddie Dean westerns originally produced by PRC in 1947 but released the following year by Eagle-Lion. Cast as a troubleshooter for the U.S. Land Office, Dean is assigned to settle a deadly range war. Sure enough, the warring homesteaders and cattlemen are being whipped into a frenzy by a third party, who hopes to "divide and conquer," claiming the land for himself. Surprisingly, all-purpose PRC villain George Cheseboro isn't the culprit in this one; instead, he's cast as the father of heroine Jennifer Holt. Roscoe Ates is once more on hand for some questionable comedy relief.
Ann and Tom Howard arrive from the east to take up ranching. But Tom wants to return and forges his sister's name to the deed and sells it to Larson. Eddie knows there is silver ore in the area and that Lawson, who killed the Sheriff, is out to get all the ranches. When Lawson appoints himself the new Sheriff, Eddie organizes the ranchers to fight Lawson and his men.
Eddie and his sidekicks have been called in to help get a new telegraph line through. Dawson and his men along with his stooge Judge are out to stop them. When Eddie and the boys catch three of Dawson's men destroying telegraph equipment, the Judge releases them and this leads to the showdown between the two sides.
Two con-men from the East come out West to join up with Avery. They plan to steal the Lopez diamond from Don Lopez. With the drought, Lopez has sold all of his other jewels for gold so that he can take his people to a better place to live and work. Dean and Soapy try to protect Lopez, but Avery and his gang steal the gold and look forward to stealing the diamond necklace. When Maria offers to become partners with Barrit, it looks bad for Lopez.
Duke Dillon has his gang robbing stagecoaches carrying gold which is then melted down by his father. But Eddie and his sidekick Soapy are on the job and they are aided by undercover man Nevada.
Singing cowboy Eddie Dean and his sidekick Soapy (Roscoe Ates) enter into the thick of things when they thwart a stagecoach holdup. Our heroes take it upon themselves to champion the cause of stage-line owner Margie Rodgers (Helen Mowery), who's being victimized by an unknown villain. Dean suspects that there's more to the case than mere robbery, and he's right: someone wants to gain control of Margie's business, and that someone is?
Eddie Dean's assignment is to thwart the efforts of a crooked gambler, Brad Barton, to take over the property of his half-brother Bill Ryan. In order to secure the ranch, which is believed to hold large silver deposits, the scheming relative contracts to have Ryan killed. He then presents a forged will to the court naming himself as the sole heir. Shocked by the tide of events, Ryan's two rightful heirs, his grown daughter Robin and young son "Freckles" are determined to remain on their father's property. Eddie and his sidekick, Soapy Jones, arrive on the scene in time to enter the fight on the side of Robin and "Freckles."
When Hadley finds gold on his land, Kirby kills him and then goes after Hadley's ranch. After Eddie Dean foils Kirby's robbery attempt, Kirby forces the assistant land agent Tuttle to sell the ranch to him. But Eddie learns of the forgery thru Tuttle's boss and goes after Kirby.