Episode 1
Gunmen attack a religious family heading home to California.
Episode 2
Bronco investigates a planned train wreck that killed one of his best friends.
Episode 3
Bronco unknowingly saves the life of a gunfighter.
Episode 4
Bronco enlists the help of gunfighters to save a town.
Episode 5
Bronco Layne returns to his Texas hometown after fighting for the Confederacy in the Civil War, but faces the hostility of townspeople who believe he's a traitor and a murderer who killed his fiancé's brother.
Episode 6
Bronco tracks down a gang robbing stagecoaches and goes undercover to catch them in the act.
Episode 7
Bronco lands in the middle of a range war when he tries to help nuns whose possession of a cattle ranch is opposed by other ranchers in the area.
Episode 8
Bronco is hired to guide a writer to a ghost town, but repeated attempts on both their lives reveals her true purpose: to find a man buried in a nearby glacier.
Episode 9
Bronco leads a wagon train through the wilderness but the danger comes from within as an old war buddy provokes a local cattle baron when he brings along the man's runaway daughter.
Episode 10
Major Damayer hires Bronco to guide him into Indian territory to make a request of Sitting Bull.
Episode 11
Bronco is suspected of being a killer when he arrives in a town just after a stagecoach robbery committed by an old friend.
Episode 12
Bronco gets involved in blackmail and murder when a killer tagets a friend whose Congressional Medal of Honor may have been wrongly won.
Episode 13
Bronco is framed for murder when the ruthless Traxel brothers and gangleader Willis Turner sets him up for the murder of his best friend. Only the testimony of a mute child can rescue Bronco from the gallows.
Episode 14
Bronco is saved from a hired gun by the quick draw of the Reverend Dave Clayton, arousing suspicions that the preacher is really a gunman.
Episode 15
Sheriff McKeever is killed when his scheme to restore his gunslinging youth fails, leaving deputy Bronco to discover who was behind the backfire.
Episode 16
Bronco is hired to teach at a military academy but ends up searching for a would-be killer after a cadet's realization that he's half-Sioux prompts an attempt on his life.
Episode 17
Bronco's hired as trail-boss for a cattle drive and runs into trouble with a flirtatious woman who seems to have multiple husbands.
Episode 18
Furious at being pulled into a payroll robbery and murder, Bronco goes looking for the loot and the culprit as a posse chases him.
Episode 19
Bronco tries to solve the murder of the town's most popular man, found dead with Bronco's gun in his hand shortly after a bank robbery.
Episode 20
Bronco agrees to deliver a riverboat for his friend Martha Chandler despite a ruthless businessman intent on stopping the cargo from reaching its destination and a blonde passenger with a mysterious agenda.