Raylan's father is arrested in the wake of a confrontation with the tenant of a house he and Raylan's stepmother own.

When Boyd Crowder and his crusaders become vigilantes, Raylan takes it upon himself to try to shut them down.

In order to work for the Marshal's Office, Raylan's dad Arlo agrees to become a double agent and work for Bo Crowder. Meanwhile, Bo sets up a meth lab to get back in business.

In the season finale, things come to a head in Harlan when the worlds of Raylan, Boyd and Bo Crowder collide.

Raylan chases a pregnant fugitive who has fallen into the hands of human traffickers.

Raylan's hunt for a killer puts him on a collision course with the Bennett clan, while Boyd plots a heist with treacherous new partners.

Raylan is assigned to protect a local coal mine executive as she tries to buy up land for the company but faces opposition from the Bennett clan.

Raylan realizes he wasn't the sole target of an attempted assassination, and confronts the unlikely culprit once and for all.

A deadly home invasion hits Raylan personally, placing him in a race with Boyd and Arlo to find the killer. Mags is forced to make decisions about her involvement in the Bennett family's criminal activities and the fate of Dickie, who has a deadly plan to absolve himself of responsibility.

The Crowder and the Bennett clans go to war over control of Harlan, a move that leaves dead and dying on both sides.

The arrival of a Detroit mobster in Lexington puts Raylan on a collision course with a sadistic Dixie Mafia hit man. Raylan also has another altercation with Boyd.

Raylan faces off with a tyrannical Oxy dealer, putting him on a collision course with the new head of the Dixie Mafia. Meanwhile, Boyd fights to regain part of his family's empire, but his methods could rip his crew apart.

Raylan races to save Dewey Crowe from a gang of vicious organ harvesters. Boyd faces off with a new adversary.

As Boyd fights for control of the Harlan oxy trade, Raylan works to keep the battle from becoming an all-out war while also battling a personal issue.

Raylan's tactics put him at odds with the FBI as he intensifies his efforts to take down Quarles and the Detroit mob.

Raylan squares off with a pair of merciless Detroit hit men. The battle between Boyd and Quarles comes to a head.

While Raylan closes in on an ever-more-unpredictable Quarles, Boyd enters into an unlikely alliance with Dickie Bennett in a last-ditch attempt to recover Mags's fortune.

After the murder of his friend, Raylan is a man on fire as he goes after any- and everyone he holds responsible on the way to a bloody final showdown.

Raylan investigates a burglary that's uncovered a diplomatic courier's bag hidden in his imprisoned father's house, while a new preacher's ministry cuts into Boyd's drug trade.

The race to find Drew Thompson puts both Raylan and Boyd at odds with a dangerous Harlan hill country clan.

Boyd and Ava attend a sex party in an attempt to identify Drew Thompson, while Jody draws Raylan into a showdown.

Boyd uses the Detroit mob's contract on Drew Thompson to target his own enemies, while Raylan's search leads him to question Harlan's imprisoned former sheriff.