Hoppy and Reverend Adams hope to reform young Johnny Bolton from his criminal ways but his propensity for meanness and his admiration for an outlaw of thirty years ago work against them.

As they ride into an apparently deserted town, Hoppy and Red are shot at, and then discover the town's only resident, also shot and left for dead.

A sheriff summons Hoppy to Stone Valley where a cattlemen's association which has padded interest and fees is about to foreclose on ranchers who can not pay because bandits rob supply shipments before they reach the ranchers.

Hoppy fakes amnesia in an attempt to save the Cattlemen's Bank and the local ranchers from ruin, springing from an embezzlement.

Hoppy pretends to be John Smith in a town in which Red has been made sheriff to investigate the uncannily efficient robbery of gold shipped from the area smelter while all must endure comedy records played in the Mayor's barber shop.

Hoppy encounters bank robbers who are trying to recover the loot they hid in an old wagon inside the Twin Rivers livery stable.

Hoppy and Red help the U.S. Immigration Service investigate the deaths of smuggled Chinese aliens.

Hoppy tries to prove that a gypsy boy's dead father was not a thief so that the boy can marry his sweetheart.

The Army sends Hoppy to Arizona Territory to investigate raids on a telegraphic construction project and after the project leader is killed, uncovers a conspiracy led by the owner of the area trading posts to stop the telegraph.

Hoppy uses a health tonic to prove the innocence of a convicted murderer and the guilt of the real killer.

When Hoppy and Red try to conduct an honest election in outlaw territory, the outlaws retaliate by getting Hoppy's nephew into trouble.

Hoppy risks death to convince the family and friends of vanished rancher Tom Murdock that his ghost has not returned from the dead to haunt them.

In his search for a gang counterfeiting Mexican currency, Hoppy learns that the Twin Rivers newspaper is printing more than news.

Hoppy tries to help a young Mexican laborer whose knife was found in a banker's back.

While investigating raids by white men dressed as Indians, Hoppy and Red find valuable copper on the Indians' land.

Hoppy tries to clear an old prospector who's been found in possession of the gold stolen in a train robbery.

Hoppy steps in when a notorious outlaw tries to force his honest father and brother to help him collect the reward for his own capture.

Hoppy helps an old prospector whose discovery of gold has earned him several new friends and enemies.

Hoppy steps in when the nephew of a contractor building a railroad is killed and all the construction plans stolen.

Hoppy helps an old settler and his son fight a land grabber who's determined to take over their ranch.

Hoppy frightens an outlaw gang by writing in prominent places the code numbers 3-7-77, the symbol of a band of vigilante terrorists.

Hoppy tries to trick an elderly woman's kidnappers by inducing Red Connors to wear her clothes.

Hoppy and Red arrest a young man whom they find wounded near the body of his uncle, but they soon learn that he's suffering from amnesia and try to clear him.

When a Mexican rancher accuses an innocent man of murder, Hoppy uses a black sombrero to clear the frame-up victim and save a wealthy young heiress.

While chasing a murderer, Hoppy and Red are locked in a shrine with an emerald religious statue during a Mexican festival.

Hoppy and Red are trapped in a burning house by a lovely young woman who has robbed a bank while posing as an old lady.