An evil gang is involved in both cattle rustling and the robbing of stagecoaches. Hoppy must stop them without help from the sheriff who turns out be a major outlaw himself.
The feature length version of the serial by the same name. A mystical medicine arrow, the key to a lost gold treasure, is lost in one of many Indian attacks. It is recovered by the only two survivors, a Major and his daughter, who become the targets of those who wish to possess it. General George Armstrong Custer and army scout Kid Cardigan attempt to stop the ensuing war over the arrow, but fail in their efforts, which becomes the historic Custer's Last Stand.
Chet Kasedon is after the Indians hidden gold mine but Chief Moya will not reveal it's location. He has also hired mining engineers Gale and Mortimer to locate the mine. When Gale sees Kasedon's cruelty to Moya, he switches sides.
Billy Donovan arrives looking for his sister's killer. When he hires on at the Halloran ranch where the mysterious Phantom has killed all the hands, it's not long before the Phantom shoots him.
Hoppy returns to find Johnny in trouble. Buck Peters has been shot by Porter who made it look like Johnny did it. When Johnny flees he runs into Linda. He takes a liking to her only to learn her father Shanghai is one of Porter's gang. Going after Shanghai, he gets captured by the gang and Porter now plans to kill him. But Hoppy is near by and Johnny will get unexpected help from Shanghai.
Tex Weaver is working under cover to bring in a gang of bank robbers. When he is killed, Tim Ross, a marksman with Doc Shaw's traveling show, takes over. Posing as a Mexican he lays a trap for the gang.
Bolton has organized a feud between the Rork's and the O'Neil's. He has rustled cattle and killed a man putting the blame on Danny O'Neil. Tom Rork has found a bullet with markings on it that he hopes will clear Danny and bring in the real killer.
Although Larry "Buster" Crabbe earns top billing, the hero of Drift Fence is former Western star Tom Keene as Jim Travis, who, at a rodeo, meets city dweller Jim Traft, who has come west to erect a fence that will prevent Clay Jackson from continuing his cattle rustling business. A tough Western type, Travis suggests that he impersonate Traft and the building of the fence soon begins. But Travis is opposed by Slinger Dunn and his family, whose small ranch will suffer from the division of the land. A romance between Travis and Slinger's sister, Paula, paves the way for a meeting of the minds, however, and Slinger switches sides completely upon learning that Travis is a Texas Ranger in disguise.
A cowboy captures two rustlers and collects a $5000 reward. Using the money to take a vacation, he winds up getting accused of a murder he didn't commit.
A miner who was swindled out of his mine by a banker turns to robbing stagecoaches. Several years after he is tracked down and killed, his son comes to town to tangle with the banker.
Kirk Baxter has been sent to investigate murder and robbery involving gold shipments. Identifying a gang member by his bullets, he uses that man's horse to locate and join the gang. He learns the gang is tipped off to the shipments by a mine employee using carrier pigeons. But the next message reveals his true identity and he is made a prisoner.
Rigging a horse race, Don Carlos wins a lot of money. When he loses his winnings at the gambling table, he shoots the dealer with Horton's gun. Horton is arrested but cannot prove his innocence.