An ex-convict is blamed for a brutal crime despite his claims of rehabilitation.

Lucas finds himself involved in murder when he gallantly steps to the aid of a beautiful woman.

Lucas helps his former Army captain, now an undercover federal agent, infiltrate a gang of bank robbers.

When Lucas hires an ex-con as a ranch hand, the man is the first one under suspicion when a robbery and murder occur in the area.

A sharecropper enters his colt in a horse race, hoping to win enough money to buy his farm from the owner, who has bet on Mark McCain's entry.

To keep his invalid mother happy, an outlaw forces Lucas and Mark to go along with a masquerade that he is the owner of Lucas's ranch.

After shooting a man in self-defense, Andy Moon turns to Lucas for protection from his vengeful brothers.

Shotgun man John Beaumont, who Lucas sent to prison, returns with vengeance on his mind.

Several men are vying for a rancher's daughter's affections. When she is found dead, one of them becomes the prime suspect in her murder.

An old friend of Lucas's returns to town in the company of a shady gambler and is accused of cheating at cards.

After Mark contracts typhoid fever and has a vision of his dead mother, he no longer seems interested in getting well.

Lucas and Marshal Torrance get into trouble with the Army when they try to help a wounded young soldier who deserted.

Mark discovers that the new preacher and his wife are impostors planning a robbery.

A condemned killer being transported by train murders a marshal and takes Mark hostage.

After foiling a girl's attempt to rob the general store, Lucas finds that she and her brother are plotting the murder of their abusive stepfather.

An elderly couple moves to North Fork under an assumed name to hide the fact that they are the parents of a vicious killer. The plan backfires when the son shows up at their home.

When a horse dealer transporting a prize stallion stops in North Fork, two saddle tramps try to use trickery to obtain it.

After a young stablehand kills a notorious gunslinger, he is baffled by the hostility of the townspeople about giving him the reward.

Lucas is drawn to a young widow passing through town on her way to claim an inheritance, but others who covet it are trying to kill her.

Mark finds himself in grave danger when two unscrupulous detectives searching for a man's long-lost son claim that it is Mark.

When a stranger arrives to marry the town spinster, two brothers who want her land try to discourage him with threats and a beating.

A famous buffalo hunter tries to goad Lucas into a shooting match.

Mark runs away from home after his father questions his story about overhearing a plot to rob the bank.

Lucas becomes involved in a battle between an aspiring writer and a cocky, bragging trail boss.

A dance hall singer asks Lucas to care for her daughter in an effort to hide the baby from her self-righteous, bigoted father.

Lucas tries to do a good deed for the old town drunk but it backfires when the drunk's son believes he inherited Lucas' ranch.

Lucas makes a life-or-death decision when Micah is held hostage and the kidnappers demand the release of a notorious outlaw.

Mark is kidnapped as he and his father try to protect Banker Hamilton's gold.

When their wagon breaks down, Mark and an injured Lucas are stranded in the desert.

Town character Brett Conway blackmails Lucas with the knowledge that a young couple Lucas rescued are suffering from yellow fever.

After the daughter of Lucas's friend the hotel clerk arrives in North Fork, two strangers threaten her life.

Gavin and Ezra Martin think that Lucas killed their son Clemmie while taking part in a train robbery, and Lucas refuses to tell them what really happened.

Newspaperman Byron Claremont specializes in profiles of famous gunmen. One of his stories was responsible for an old-time marshal's death; and his next subject is Lucas.

Newly arrived gunslinger Al Walker throws a mammoth party at the saloon, keeping acting Marshal Ben Waller busy until Lucas is forced to intervene.

After Lucas kills a mountain man in a barrom brawl, his father arrives in North Fork determined to take revenge on Lucas and Marshal Torrance, once he breaks his other two boys out of jail.

A group of outlaws devise a plan to get rid of Lucas so that they can take over the town of North Fork.