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Person of Interest
EpisodesSeason 4 Episode Guide
22 Episodes 2014 - 2015
The fourth season of this crime drama begins with Finch (Michael Emerson), Reese (Jim Caviezel), Shaw (Sarah Shahi) and Root (Amy Acker) adapting to new identities created to protect them from Samaritan. However, the Machine continues to send out numbers, which puts their cover in jeopardy. Still, they continue investigating the numbers and the people attached to them, even while Samaritan grows stronger.
Episode 1
Panopticon
Tue, Sep 23, 2014 60 mins
The fourth season opens with Finch, Reese, Shaw and Root adapting to the new identities created to protect them from Samaritan. Meanwhile, the Machine continues to send out numbers, potentially putting the entire group in danger of detection.
Episode 2
Nautilus
Tue, Sep 30, 2014 60 mins
Finch's resolve to avoid dealing with new numbers is tested when Reese reveals that the latest person of interest is a brilliant college student involved in a dangerous scavenger hunt, but taking action may put Finch at risk of detection by Samaritan.
Episode 3
Wingman
Tue, Oct 7, 2014 60 mins
Finch asks Fusco to keeps tabs on a professional wingman whose number has come up. In other events, the Machine sends Finch and Root on an unusual errand; and Reese tries to toe the line at his new day job.
Episode 4
Brotherhood
Tue, Oct 14, 2014 60 mins
An NYPD gang investigation targets a pair of young siblings whom Reese is protecting, threatening his cover job as a detective.
Episode 5
Prophets
Tue, Oct 21, 2014 60 mins
A talented political pollster's number comes up, and when his normally accurate predictions start going wrong at the same time, Finch suspects a connection. Elsewhere, Capt. Moreno gives Reese an order that sidelines his work.
Episode 6
Pretenders
Tue, Oct 28, 2014 60 mins
A mild-mannered office worker gets into major trouble while posing as a detective. Meanwhile, Finch's cover profession takes him to Hong Kong.
Episode 7
Honor Among Thieves
Tue, Nov 11, 2014 60 mins
Shaw risks being detected by Samaritan when she joins a team of international thieves to monitor the latest POI. Meanwhile, Finch and Root go on a dangerous sabotage mission.
Episode 8
Point of Origin
Tue, Nov 18, 2014 60 mins
Reese volunteers to be an NYPD police academy instructor to keep an eye on a young officer whose suspicious actions make him question her motives. Meanwhile, Martine gets information from Samaritan and hunts a member of the team.
Episode 9
The Devil You Know
Tue, Nov 25, 2014 60 mins
Reese and Finch get caught in a power struggle for control of the city's gangs when Elias is targeted by Dominic, the leader of the Brotherhood. Meanwhile, Root and Shaw disagree over how to handle a new threat from Samaritan.
Episode 10
The Cold War
Tue, Dec 16, 2014 60 mins
Samaritan shows the extent of its power by erasing crime from New York City for a day in a bold attempt to force the Machine out of hiding.
Episode 11
If-Then-Else
Tue, Jan 6, 2015 60 mins
The team try to prevent a global catastrophe when Samaritan launches a cyber attack on the stock exchange.
Episode 12
Control-Alt-Delete
Tue, Jan 13, 2015 60 mins
Control, who oversees the handling of relevant numbers for the government, begins to question the methods and intentions of the Samaritan program. Meanwhile, alarming news reports of a pair of vigilantes rampaging through the Northeast begin to surface.
Episode 13
M.I.A.
Tue, Feb 3, 2015 60 mins
Reese and Root search for Shaw in a small town in upstate New York where it becomes apparent that not everything is as idyllic as it seems. Meanwhile, Fusco partners with a former POI to tackle the newest number.
Episode 14
Guilty
Tue, Feb 10, 2015 60 mins
Finch suspects that a fellow juror is trying to rig the proceedings in a murder trial. Meanwhile, Reese begins to open up to the department's therapist.
Episode 15
Q&A
Tue, Feb 17, 2015 60 mins
Reese tries to protect a software programmer who has a mysterious second life, but it's unclear which side of her life the threat is coming from. Meanwhile, a young hacker Finch tried to protect from Samaritan comes to him for help.
Episode 16
Blunt
Tue, Feb 24, 2015 60 mins
Reese and Finch protect a street-savvy grifter when her plan to steal money from a medical marijuana dispensary goes up in smoke.
Episode 17
Karma
Tue, Mar 10, 2015 60 mins
Reese and Finch try to protect an unorthodox psychologist. In other events, flashbacks show Finch's fragile state in the days following Ingram's death.
Episode 18
Skip
Tue, Mar 24, 2015 60 mins
Reese protects a bounty hunter; and Finch tries to set the plan he began in Hong Kong in motion.
Episode 19
Search and Destroy
Tue, Apr 7, 2015 60 mins
Reese and Finch try to protect a software CEO whose behavior becomes erratic after a hacker attack reveals his secrets.
Episode 20
Terra Incognita
Tue, Apr 14, 2015 60 mins
Reese takes on a homicide case that Det. Carter was never able to close.
Episode 21
Asylum
Tue, Apr 28, 2015 60 mins
Reese and Fusco are caught in the war between crime lords Elias and Dominic; a clue to Shaw's whereabouts leads Finch and Root into a possible trap; and Control goes rogue to learn the truth about the Samaritan program.
Episode 22
YHWH
Tue, May 5, 2015 60 mins
In the Season 4 finale, Finch and Root race to save the Machine, which has been located by Samaritan; and Reese is caught in the middle of the final showdown between Elias and Dominic.
