Ellsworth, Kansas 1873. Young Wyatt arrives in town fresh from a buffalo hunt looking to clean up and find his friend Sheriff Whitney who has sent for him. Despite it's peaceful appearance, Ellsworth is an ornery little town in need of cleaning up. When his frind is shot, Wyatt feels he must take a stand.

Earp closes a show because the men attending are being ripped off by the girls in it. The owner wants to get even with Earp. He decides to attack the stars of a competing play hoping to trap Earp on his own terms but Earp has other plans.

In which Wyatt Earp is beset by two perils, a man and a woman both determined to kill him. Both arrive in Dodge simultaneously. The man, an ex-convict, awaits his opportunity, which arrives when Wyatt, very interested in the girl, takes her picknicking. After Wyatt disposes of the girl and her gun the man attacks him - making Wyatt's innocent picnic one of the most eventful Sunday afternoons any Marshal ever spent.

The Judge, Bat, and Kelley want Earp to run Doc and Kate Holliday out of Dodge City but Earp doesn't want to as Doc saved his life and has committed no crime. After Doc wounds a man, Earp is forced to act as the two men study each other.

Earp spots old buffalo hunter Jake Caster in a saloon. Jake lives with the his wife's tribe, the Cheyenne. He tells Earp his wife is dead as he eyes some soldiers. When one of the soldiers is killed, trouble erupts and Earp suspects Jake.

Big winners at the Keno House are being killed and robbed on the way back to the their camps. Earp is unsure if it is crooked casino owners or someone else doing it. A volunteer comes forward to solve it but Earp is then faced with a mob.

Earp and Doc capture a very young female outlaw called Little Pistol while tracking a band who robbed Doc's saloon. She likes Earp but refuses to talk until Doc uses nitrous oxide to pull her impacted wisdom teeth causing her to open up.

Morgan Earp, Wyatt's younger brother arrives in Dodge City wanting to be a deputy marshal with Wyatt. Wyatt believes it is too dangerous but pressure from Doc and Morgan proving his strong ability with guns forces Wyatt to reconsider.

Bat is running for sheriff at the urging of Earp but Bat is having trouble controlling his temper as his opponent tries to bait him into fights. Bat's girlfriend and her father, a Senator, push Bat to split with Earp but will Bat listen.

The dance hall run by Dora Hand is a constant site of trouble between the buffalo hunters and railroad workers. She is unable to control them drawing Earp and her friend Kelly into while she also is the lead singer in the church choir.

An immature rancher's son forced to sell a herd at at a low price tries to make up the difference in a poker game while drunk and loses. Earp refuses to help since no law was broken so the son takes matters into his own hands.

A boxing promoter comes to Dodge City challenging men to fight "Champ" Starbuck for money. Local businessman Moresby is willing to pay the promoter $500 if the "Champ" fights Earp and severely injures him while a youngster wants a chance.

Wyatt's deputy, Shotgun Gibbs, runs off a saddle bum who was hassling a pretty young widow who had hired him to help her go to Colorado. Her two kids immediately take a liking to Gibbs while Wyatt and Doc wonder if Gibbs needs a change.

Like all the mining towns in the West, Tombstone was a magnet to men and women from all over the world. It had a large foreign population, a large segment of which was Chinese. Several hundred, most of whom did not speak English, were newly arrived from China. It was inevitable that such a large group might bring trouble to Wyatt Earp.

The heat is on Earp from everyone when Curly Bill Brocius and Johnny Ringo threaten to shoot it out in Tombstone over a dead horse. Each man's side kick keeps the pressure on the two while Doc takes bets on the outcome of the shootout.

The George Morris gang tries to take over Dodge City while Earp and Sheriff Bassett are gone. They succeed but Bat escapes capture to catch Earp. The two decide to return to Dodge City alone but the odds against them are not promising.

The gunfight at the O.K. Corral is over---and Wyatt is charged with murder. Wyatt: Hugh O'Brian. Doc: Douglas Fowley. Clum: Stacy Harris. Judge: James Seay. Morgan: Dirk London. Virgil: John Anderson. Ringo: Norm Alden. Curly: William Phipps.

Earp harbors a desire to own a ranch so when Doc has a chance to win one in a game, Earp goes in on it. They find a widow on the ranch with two of Earp's old criminal foes next door. Earp takes a liking to the widow but business first.

A young man just released from prison is determined to go straight. However, his efforts are being sabotaged by his girlfriend's brother, a no-account gambler who has massive gambling debts to a man who wants to collect.

There have been repeated attacks on the Wells, Fargo coaches running from Hays, Kansas to Dodge City. To Wyatt Earp, an old and trusted former employee, comes the request that he again ride shotgun over the line and thus put renewed confidence in those who shipped money by Wells, Fargo. But the order only served to bring out the guilty verdicts in renewed force, for they were anxious to get Earp, their greatest enemy in the state.

Wyatt Earp's two Indian friends, Mr. Cousin and Mr. Brother, have information about four notorious murderers, The Dry Gulchers, when they intercept the Indians and kill one of them. Earp swears he will run them into the ground and in ""One"" he starts and is successful in part of his quest.

Wyatt Earp continues his search for the remaining three men (he has already bagged one) who killed his Indian friend, Mr. Brother. But this time Wyatt and Bat Masterson, in addition to chasing the Dry Gulchers, has to contend with a group of Cheyenne and a young Army lieutenant still damp behind the ears. But Wyatt bags number two of his query. Two down, two to go.

When the notorious Dry Gulchers killed one of Wyatt Earp's Indian friends, Mr. Brother, they brought upon themselves Earp's relentless pursuit. Now two of the Dry Gulchers have been caught, the chase is well into Texas and Wyatt has enlisted the aid of the Texan Rangers as the third captive is sought.

The last of the notorious Dry Gulchers, sought by Wyatt Earp, because he is one of a group which murdered his Indian friend, Mr. Brother, is hardest of the group to catch. He is protected by a father and daughter in a ranch deep in Texas. And the mixture of man and women against Wyatt proves almost his undoing. The death of Wyatt's Indian friend is avenged.

While Earp is out of town bringing in Blackie Saunders against Kelley's orders, Curly and Ringgold take over Dodge City forcing Kelley to fire Earp and pay a ransom of $20,000 to prevent them from burning the city to the ground.

A mysterious killer has ambushed and killed nine people in the Robbers' Roost country of Utah. Wyatt's old Army friend, Colonel Benteen, begs him to take the case so that the cavalry may be saved in the event of an Apache attack. And before Wyatt is through he has to enlist the aid of every notorious outlaw in Robbers' Roost to get the mysterious killer and those behind him.

In his most energetic disguise, that of a cowhand, Wyatt Earp is after the murderer of a cousin and joins a cattle outfit coming up the Chisholm Trail. The Outfit is commanded by a devious tyrant who has unique punishments for those who offend him. Wyatt, suspecting him early, is put through a tough time.

Earp and Judge Tobin are forced to enforce a rustling law they think is too strict. A group of five ranchers have filed a complaint against another rancher but all of them have been guilty. Even Shotgun Gibbs is accused of stealing Roscoe.

Again Wyatt Earp meets his friend Ned Buntline and Mr. Buntline has just published a book describing Wyatt as the King of the Frontier without realizing the embarrassment to which such stuff will subject Wyatt. Embarrassment it is when Wyatt is forced to enter a rodeo to prove that Mr. Buntline is no liar and the big feature is a ""shootout"" at two hundred yards, between Wyatt and his Buntline Special and an enemy with a Winchester.

Earp meets a man on the stage that treats an injured couple after a collision. Earp and Dr. McCarty who is impressed by the man's work urge him to open a practice in Dodge City but when smallpox breaks out they learn he isn't licensed.

Wyatt Earp came to Tombstone as a land agent for the Earp Brothers, Inc. - voluntarily unarmed - and unwilling to heed the warnings of Doc Holliday, who maintained that Dodge City and its violence was mild in comparison to the lawless activities of Tombstone. Wyatt's encounters with Tombstone's silver miners and cowboys, and his narrow escapes from Death, bore out Doc's admonitions, and the revelation of Wyatt's true identity - while it temporarily saved him - only made him a better target for dangers to come.

Morgan Earp has been having a streak of good luck in Tombstone's gambling houses causing him to break with his fiancée Ruthie and have grand ideas. Wyatt wants to get him to quit while he's still ahead and return to his old self.

Johnny Ringo and Curly Bill Brocius, outraged over crooked Sheriff Behan taxing the money they make on some of their illegal activities, enlist Doc Holliday to frame the Sheriff --- but Earp is suspicious the case seems a little too pat.

When a man is murdered in Wichita, Earp wants the Newton gang for it but Allen Pinkerton is interfering and more interested in recovering some stolen money. Due to Earp's actions, the Judge at Pinkerton's request takes Earp's badge.