Person of Interest

Season 3

TV-14

100%82%

The team suffers a devastating loss and confront staggering challenges. Adapting to the next evolution of The Machine, now completely self-governed and hidden from all, Finch and Reese team with rogue agent Sameen Shaw to save lives and seek justice, but their missions now threaten to tear them apart. Joss Carter and Lionel Fusco finally unravel the criminal police conspiracy "HR" - but at a tragic cost. And former cyber-enemy — and now highly tuned confederate of The Machine — Root becomes an unpredictable ally when the team learns a second surveillance apparatus to rival The Machine is on the verge of activation.

Where to Watch Season 3

23 Episodes

Liberty
E1
LibertyThe Machine, now completely self-governed with its whereabouts unknown, resumes giving Finch its "irrelevant" numbers for people in danger, which include a U.S. naval officer in town for Fleet Week. However, with so many sailors flooding the streets of New York City, finding the officer in time presents an even bigger challenge for Reese and Shaw.
Nothing to Hide
E2
Nothing to HideThe number comes up for an Internet entrepreneur in the business of eliminating people's privacy, but finds his own being rapidly stripped away. As his life spirals out of control, Reese tries to protect him while Finch calls on Shaw, Carter and Fusco for help finding whoever is after him.
Lady Killer
E3
Lady KillerThe team suspects the latest number to be a potential stalker/ killer. Root plots her escape from the institution and gives her psychiatrist a big surprise.
Reasonable Doubt
E4
Reasonable DoubtThe team must figure out if a prominent lawyer orchestrated the murder of her husband or if she is being framed; Carter is spotted with Reese by her new partner.
Razgovor
E5
RazgovorShaw must stay close to a 10-year-old girl with highly developed surveillance skills when she is identified by the machine; Carter's mission could be exposed.
Mors Praematura
E6
Mors PraematuraRoot 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.
The Perfect Mark
E7
The Perfect MarkThe team is met with surprises during an investigation into a hypnotherapist; an antiquities dealer has ties to a crime organization.
Endgame
E8
EndgameThe machine gives Finch 38 numbers at once; information about Carter's past is revealed.
The Crossing
E9
The CrossingDanger 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 Devil's Share
E10
The Devil's ShareAs the POI team seeks justice for Carter’s murder, Finch realizes one of his team members may go one step too far in order to end the war with HR. Also, The Machine gives out the number for NYPD Officer Patrick Simmons, one of the crime organization’s key players.
Lethe
E11
LetheFlashbacks 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, HR.
Aletheia
E12
AletheiaMultiple enemies converge on the POI team as they protect a dying man whose number has come up. They struggle to keep their enemies at bay but without Reese, who has left them and their mission behind following the tragic war with HR, being down one man could have catastrophic repercussions for the team.
4C
E13
4CReese, still angry and racked with guilt over Carter's death, is sent on a flight to Europe, following cryptic instructions that lead him to a POI and fight for survival while trapped on an 8hr flight.
Provenance
E14
ProvenanceReese 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.
Last Call
E15
Last CallFinch goes undercover as a dispatcher 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, the team finds out the kidnapper is actually connected to a murder Fusco is investigating.
RAM
E16
RAMThe secrets of Finch’s operation before he enlisted Reese are revealed, including shocking ties to present-day events.
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E17
/The Machine assigns Root to seek out a janitor with a mysterious past, but when her very presence puts his life in danger, Finch also receives his number.
Allegiance
E18
AllegianceFinch and Reese must delve into the murky waters of international politics when they are given the number of a former government contractor who is stalking a UN diplomat. Also, an enemy attempts to gain an upper hand on Root.
Most Likely To...
E19
Most Likely To...Reese and Shaw pose as alumni at a high school reunion in order to keep eyes on the latest POI. Meanwhile, Finch and Fusco travel to Washington, D.C., to investigate the motivations behind Vigilance’s latest attack.
Death Benefit
E20
Death BenefitReese 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.
Beta
E21
BetaAs Decima uses Samaritan’s feeds to hunt Reese and Shaw, Greer exploits Finch’s greatest weakness in an attempt to lure him out of hiding: his love for his former fiancée, Grace Hendricks.
A House Divided
E22
A House DividedWhen 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.
Deus Ex Machina
E23
Deus Ex MachinaThe team takes desperate action 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.