An Indian outbreak threatens to erupt when Billy Blue Cannon and an Apache boy fight over a wild horse. Chatto, son of an Apache chief, first discovers the prized stallion, but fails in his attempt to capture it. When Billy Blue successfu…

When John Cannon feeds hungry Apache children orphaned by Pima Indian attacks, his ranch is threatened by the two tribes. Buck and Billy Blue find the young Apaches in the desert including Choddi, grandson of Geronimo. Geronimo and his br…

Ranch foreman Sam Butler returns to his native border town to avenge the death of his daughter. Sam, raised by his adopted father Ben Lynch, learns his daughter has been killed by Lynch's would be gunfighter son, Tom. Reunited with his Me…

Buck Cannon's plans to open a saloon are threatened by a temperance group led by spirited Frances O'Tolle. Oscar Hipple sells his saloon to Buck, but conceals the fact it was wrecked by Miss O'Tolle's crusaders. Buck hires Warren Case to …

Mexican bandit El Lobo breaks jail and plots to plunder the Cannon Ranch supplies to avenge his imprisonment by Manolito. When heavy rain prevents wagons from reaching the ranch with needed supplies, Buck, Billy Blue, and Manolito attempt …

Don Sebastian Montoya repudiates his promise to sell a small village on his land to tenants after Vaquero obtains the purchase money. Vaquero received the money from a dying friend to buy the village. This matter becomes complicated when …

Crusading editor Ebenezer Binns risks his life against extortionists and killers. John Cannon persuades Binns to establish Tucson's first newspaper in hope of running the lawless element out of town. A plot by Hank Pogue, the town boss, t…

When Victoria saves the life of a man injured in a stagecoach plundered by Comancheros, she learns the man has sworn to kill her husband. The injured man, James Forrest, blames John Cannon for the death of his family in the Civil War. The…

Chio, an Apache half-breed and his renegades, capture Cannon's supply wagons. Just as food and ammunition for High Chaparral runs out, Chio is captured and brought to the ranch. Meanwhile, Manolito discovers Tina Granger near a burned out…

""A factual drama based on the 10th Cavalry, a Negro regiment formed in 1866. Lawlessness in Tucson brings martial law--and the 10th--into open conflict with the town's white populace and an army of outlaws. Members of the honorary 10th Cav…

John Cannon quarrels with a neighbor and Indians, and interrupts Thanksgiving plans. Victoria persuades John to buy the last turkey from argumentative neighbor Fergus McLeish. The deal fails when McLeish, a squatter, insists on a free dee…

John Cannon is accused of killing the daughter of a Mexican sheepherder and is condemned to death unless steep ransom is paid. Escaped convicts Mitch, Cable, and Kolos accidentally kill the girl while heading for Tucson to reclaim stolen m…

Ricardo Montalban guest-stars as a priest who obtains money from the Cannon family, presumably to finance his search for a religious statue, but channels the funds to the poor. Father Sanchez is forced to ride to New Orleans to purchase a …

An Army deserter accused of murder takes Billy Blue as hostage. Graham Jessup enlists Billy Blue to help him escape by fabricating a story that he has been mistreated because he is a Negro. Jessup makes Billy his prisoner when the young m…

The celebration of a peace treaty with the Indians is cut short for the Cannons by scalp hunters disguised as lawmen. Nickanora, an old friend of Manolito and Victoria, admits he has come from Mexico with Johnny Ringo's gang to scalp India…

Against John Cannon's advice, Mano helps Sean McLaren, an Irish miner, and his friends in their strike against dangerous working conditions. McLaren and his friend Scanlon are sentenced to the chain gang for fighting with Cass Gregg, mine …

Lucien Charot raises his freight prices by having Indian attacks faked against his wagons. John interests an El Paso stage and freight line in extending operations to Tucson with local merchants financing the plan. Charot increases the ph…

Manolito leaves the routine of the Cannon Ranch searching excitement and becomes involved with three uniformed musicians. Mano contemplated joining El Lobo, his old bandit friend, until he learns El Lobo has robbed Capt. Ellie Strong and h…

Billy is taken hostage by Apaches after he ignores Buck's advice and frees a white girl from them. Buck learns Apache leader Santos considers himself to be Sarah's husband. Buck hesitates to use force which would break the Cannon peace tr…

Victoria, feeling ignored, leaves her husband John but finds little peace of mind at her father's ranch. Manolito joins Victoria at the Montoya Ranch and vies with his father, Don Sebastian Montoya, for the attention of Countess Maria. Vi…

A flamboyant Irishman cons Buck into buying a camel, promising it will revolutionize the cattle industry. Cavalry trooper Flanagan misinterprets an order to ""shoe"" his camel Tillie as ""shoot"" and deserts his unit to save the camel's li…

A dishonest Indian agent jeopardizes the future of an Apache reservation started by John Cannon. Capt. Albert Surtee threats the hungry reservation Indians harshly. John takes the law into his own hands and fires Surtee. He suspects Surt…

Buck hires saddle tramp Orville Kilroy, who hides his criminal past and quickly becomes the most popular hand on the Cannon Ranch. Blue admires Kilroy's ability with a gun, the bunkhouse gang respects him as a top hand, and John Cannon is …

Buck tries to find and return the missing husband of Ann Simmons, an old girlfriend. Ann gives Buck a valuable diamond ring to identify him as her representative if he finds her husband Jack. Buck is overpowered by the Truscott gang in a …

Don Sebastian, wounded by a would-be assassin, plays on the sympathy of his family and friends in a scheme to gain control of the Cannon Ranch. On his pretended death bed, Don Sebastian extracts a promise from Manolito to marry Anita Santi…

Victoria reopens Tucson's only school and befriends a troubled Mexican boy, but is kidnapped by the boy's father. Alberto Ruis, wanted in a slaying, abandons his son Carlos to flee a posse. Carlos remembers his father's promise to retur…