Person of Interest - Season 3 (2013)

The next number the machine dispenses is for Vanessa Watkins, a hard-nosed prosecuting attorney who, when Finch and Reese first meet her, has just reported her husband, Jeremy Watkins, missing from their yacht. While Vanessa has put away many a criminal over her storied career, Jeremy has let many go as a flashy and high-priced defense attorney. As her number came in after the report of him missing, they know Jeremy's presumed death is not the reason for the number, yet they don't know if Vanessa is the target or the perpetrator. They learn that the lead investigator ...

Shaw is tasked to stay close to a 10-year-old identified by The Machine, who is wanted by the Russians. Meanwhile, Carter's mission to bring HR to justice risks exposure.

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. Carter's young partner has his loyalty to HR tested.

A hypnotherapist, who's really a con man, pumps his patients for personal information while they are hypnotized. One of his patients is an antique dealer who launders money for HR.

Finch receives 38 numbers at once from the Machine. He discovers they are connected to an unknown player who is inciting an all-out war between HR and the Russian mob.

Danger closes in when the epic battle to bring the criminal organization HR to justice reaches new heights. And when the Machine suddenly gives out Reese's number, the POI team faces their greatest threat yet.

The team seeks justice for Carter's murder, but Finch realizes that one person may go too far in the battle against HR. Meanwhile, NYPD officer Patrick Simmons' number comes up.

Flashbacks to Finch's adolescence provide insight into his creation of The Machine. Also, the team receives the number of an already dying man, and Reese leaves the POI team behind in the aftermath of the war with the crime organization.

Sameen, Harold, and Arthur make their escape. Root is captured and tortured. The others go to recover Arthur's back up hard drives but are caught in the crossfire when Vigilance arrives to claim them for themselves to expose Samaritan.

Reese, still despondent over Carter's death, boards a flight to Europe and gets a cryptic message on a cellphone about a passenger who is supposed to be just a low level programmer, but is the target of a drug cartel and the Mossad.

Reese rejoins Finch in New York, but when the team receives the number of a highly skilled antiquities thief, a surprising turn of events finds them planning a heist which could land them all in jail.

Finch goes undercover in an emergency call center to protect a 911 operator, who's being forced to cooperate with the kidnapper of a young boy. Before long they find out they connected to a murder Fusco is involved in.

A flashback to the early days of Finch's operations reveals secrets and connections with far-reaching implications.

The Machine tasks Root to find a janitor who has a mysterious past. However, when her presence endangers him, the Machine sends his number to Finch as well.

The team gets involved in a case of international politics when a former government contractor stalks a U.N. diplomat. Meanwhile, an adversary tries to take advantage of Root.

Reese and Shaw go to a H.S. reunion to shadow a prosecutor who may have been involved in a killing 20 years ago. Finch and Fusco compete with the FBI to find out why a government employee was killed. And not far behind is Vigilance.

Reese poses as a Secret Service agent to get close to the latest POI, a U.S. Congressman who may hold the key to derailing Decima's plans to bring a second Machine online.

Decima hunts down Reese and Shaw using Samaritan's feeds. Meanwhile, Greer sets a trap for Finch by targeting his former fiancée, Grace.

Decima has completed its beta test of Samaritan and has now shut it down temporarily as Greer has to get the politicos, namely Garrison, to buy into the need to purchase it in the name of national security. Greer needs this to happen as they require the government feeds for Samaritan to operate properly. With Finch now being held by Greer and Decima, Reese believes that their first priority should be to retrieve him. However, Root, in her continuing contact with the Machine, convinces Reese and Shaw that the Machine is telling her that Finch, for the time being, is ...

The team takes desperate action in its race to prevent Samaritan from coming online and making them its first targets. Meanwhile, the months-long battle with the anti-surveillance terrorist group Vigilance comes to a shocking conclusion.