Sean Dougherty

Root reappears and kidnaps Shaw. Finch helps an estate investigator who looking into the death of his step brother. A new vigilante group (Vigilance) makes it presence known.

Sherlock accepts a case from a man who claims to be Moriarty; Gregson tries to talk Joan into giving up her dangerous line of work and return to being a sober companion.

Alicia tries to hold a website accountable when its users accuse her client, a college professor, of being linked to domestic terrorism. Meanwhile, Will goes against Diane’s wishes when he hires Damian Boyle, an unpredictable attorney with ties to organized crime, who immediately interjects himself into Alicia's website case. Also, Eli and Jackie clash over a Florrick family secret. Jason O'Mara guest stars as Damian Boyle, Lockhart/Gardner's new lawyer. Mary Stuart Masterson guest stars as Rachel, an old acquaintance of Jackie's.

Elizabeth and President Dalton discover a secret that could impact Maria Ostrov's reputation; Dmitri wants to stop being a spy.