Samaritan demonstrates its true power by taking control of New York for 48 hours and erasing crime from the city in an attempt to lure The Machine out of hiding.
Reese and Finch are caught in a power struggle for control of the city's gangs when Elias is targeted by Dominic, the ambitious leader of the Brotherhood. Meanwhile, Root and Shaw disagree over how to handle a new threat from Samaritan. (TV-14 V)
Reese volunteers as an NYPD police academy instructor in order to keep an eye on a talented young officer whose suspicious actions make him question her motives. Meanwhile, Martine - armed with information from Samaritan - hunts a member of the team. (TV-14 L, V)
Shaw joins a team of international thieves in order to keep tabs on the latest POI, but an unexpected turn of events puts her in danger of being detected by Samaritan. Also, Finch and Root undertake a dangerous sabotage mission. (TV-14 L, V)
Reese, Shaw and Fusco must protect an unassuming office worker who stumbles into a dangerous conspiracy while moonlighting as fake detective. Meanwhile, Finch travels to Hong Kong as part of his academic cover identity.
Finch is suspicious when a gifted political pollster's number comes up at the same time that his typically ironclad predictions go wrong – and believes that the two events are linked. Meanwhile, Reese is sidelined by a direct order from Captain Moreno. Jason Ritter guest stars as pollster Simon Lee.
Reese's cover job as an NYPD detective becomes complicated when the young brother and sister he's protecting become targets of a gang investigation.
Finch recruits Fusco to stay close to the latest POI, a professional "wingman" whose number has come up, but learning how to approach women soon becomes the least of his worries. Meanwhile, Reese must find a way to play by the rules at his new day job as the Machine sends Finch and Root on a mysterious errand.
Although Finch insists that he no longer wishes to help with new numbers, his interest is piqued when Reese learns that the newest POI is a brilliant college student engaged in a mysterious, life-and-death scavenger hunt. Now he must decide if he can help without alerting Samaritan.
In the fourth season premiere, the team must devise new ways to continue their work without being detected by Samaritan after they're forced to take on new identities created by Root. Some, however, find it hard to ignore the Machine's numbers, putting them all at risk of being seen by the rival machine.
Although they've saved countless lives thanks to The Machine's omniscience, Reese (Jim Caviezel) and Finch (Michael Emerson), along with lethal operative Shaw (Sarah Shahi) and unpredictable cyber-hacker Root (Amy Acker) now face an uncertain future in Season Four. With a second machine -- Samaritan -- now online, the elusive team now find themselves as targets, hiding in plain sight.
In the third season finale, the team takes desperate actions in its race to prevent the malevolent AI program 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.
When an unknown entity prevents The Machine from seeing the full picture of an impending catastrophic event, it sends the team five separate numbers to help them piece together the bigger picture. Meanwhile, Root's team of hackers arrives in New York.
As Decima uses Samaritan's feeds to hunt Reese and Shaw, Greer (recurring guest star JOHN NOLAN) exploits Finch's greatest weakness – by threatening his former fiancée and love of his life, Grace Hendricks (recurring guest star CARRIE PRESTON) – in an attempt to lure him out of hiding.
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.
Reese and Shaw infiltrate their most dangerous location yet – a high school reunion, posing as alumnae in order to keep eyes on the latest POI, Matthew Reed (guest star Nestor Carbonell). Meanwhile, Finch and Fusco travel to Washington D.C. to investigate the motivations behind Vigilance's latest attack.
Download the TV Guide app for iPhone, iPad and Android!