The career of the famous Western lawman begins after he takes over for the murdered sheriff of Ellsworth, Kan.
An angry ex-gang member who hates Earp tries to take advantage of a visiting Englishman, but finds himself facing off against both men.
Maud Hoad leads her revenge-seeking family against Joe, who was forced to shoot treacherous Jeb Hoad.
Earp rides to Oklahoma in search of a killer who stabbed his cousin Nate and volunteers to join a group of cattle drivers, one of whom owns a knife similar to the murder weapon.
Earp must get Judge Tobin to see the error of his ways when the judge sentences an innocent man to death by hanging, going to extreme lengths to turn the tables by framing the judge for a crime.