
Michael Ornstein as Chuck Marstein (9/13 episodes).Paula Malcolmson as Maureen Ashby (10/13 episodes).David Labrava as Happy Lowman (11/13 episodes).Ron Perlman as Clarence 'Clay' Morrow (13/13 episodes).Maggie Siff as Tara Knowles (13/13 episodes).Theo Rossi as Juan Carlos 'Juice' Ortiz (13/13 episodes).William Lucking as Piermont 'Piney' Winston (13/13 episodes).Ryan Hurst as Harry 'Opie' Winston (13/13 episodes).Tommy Flanagan as Filip 'Chibs' Telford (13/13 episodes).Kim Coates as Alex 'Tig' Trager (13/13 episodes).Dayton Callie as Wayne Unser (13/13 episodes).Mark Boone Junior as Robert 'Bobby' Munson (13/13 episodes).Katey Sagal as Gemma Teller Morrow (13/13 episodes).Charlie Hunnam as Jackson 'Jax' Teller (13/13 episodes).SAMCRO looks to heal old wounds while the ATF and the Russians stand in the way. Jimmy O has also returned from Ireland and finds himself in a precarious position with Russian gunrunner Putlova. Tara is held hostage and Jax must choose between revenge and the good of Charming. While the club's on a man hunt, Jax faces the toughest decision of his life. The True IRA wants proof that one of their own has flipped and Samcro intends to give it to them.

The club embarks on a protection run, the likes of which they've never seen before. When Samcro pays a visit to another charter, not everyone's happy to see the mother chapter. The Grim Bastards have a problem that could jeopardize Samcro's new business arrangements. To protect their territory, Sons of Anarchy must handle a rat at St. To help his mother, club, and son, Jax conspires with an unlikely source the MC puts Chucky undercover. SAMCRO heads north to help Happy with a pharmaceutical favor in redneck territory Gemma tries to put old family matters to rest. The club exploits its porn connections to entertain Henry Lin's clients, which doesn't sit well with one member. To get intel on Abel's whereabouts, Jax and the club help a bounty hunter track down a skip Gemma deals with her family issues. The aftermath of Abel's kidnapping and Half-Sack's Death has the Sons reeling, especially Jax Gemma, who is still on the lam, gets hit with some unexpected news from her past.
