A computer developed by Harold Finch analyses data patterns in surveillance for the government to identify impending acts of terrorism. Secretly tapping into The Machine, Finch and ex-CIA agent John Reese identify soon-to-be victims to prevent the crimes from occurring.
S1 E1: Pilot
Reese and Finch must work together to figure out if their POI is the victim or perpetrator.
S1 E2: Ghosts
Finch flashes back to the origins of The Machine.
S1 E3: Mission Creep
Carter closes in on finding out who Reese is.
S1 E4: Cura Te Ipsum
Reese and Finch have to save a promising young doctor.
S1 E5: Judgement
The Machine selects a judge who's hard on crime.
S1 E6: The Fix
Reese is captivated by the newest person of interest.
S1 E7: Witness
The Machine selects a teacher who witnessed a mob hit.
S1 E8: Foe
Reese and Finch pit high-tech espionage against a Cold War spy.
S1 E9: Get Carter
Detective Carter is selected as the Person of Interest.
S1 E10: Number Crunch
The Machine delivers multiple numbers, instead of just one.
S1 E11: Super
Detective Carter witnesses a POI case first-hand.
S1 E12: Legacy
It's Decision time: Carter comes face to face with Reese.
S1 E13: Root Cause
Reese helps a desperate man near his breaking point.
S1 E14: Wolf And Cub
Reese protects a teen bent on avenging his brother's murder.
S1 E15: Blue Code
Reese infiltrates a smuggling ring to watch over a POI.
S1 E16: Risk
Reese poses as an investor to protect a Wall St. trader.
S1 E17: Baby Blue
Reese and Finch must protect an infant POI.
S1 E18: Identity Crisis
Reese and Finch track a POI leading a double life.
S1 E19: Flesh And Blood
The numbers are up for all five New York crime families.
S1 E20: Matsya Nyaya
Reese goes undercover with an armoured truck crew.
S1 E21: Many Happy Returns
It's Reese's birthday, and Finch gives him a day off.
S1 E22: No Good Deed
Reese uncovers revealing details of Finch's past.
S1 E23: Firewall
Reese must protect a psychologist from one of her patients while eluding capture by the FBI, who are closing in fast.
S2 E1: The Contingency
Reese enlists Detectives Carter and Fusco to join the search for Finch.
S2 E2: Bad Code
Reese uncovers shocking details of Root's past.
S2 E3: Masquerade
Reese must protect the privileged daughter of a diplomat.
S2 E4: Triggerman
Reese and Finch decide whether to save a killer.
S2 E5: Bury The Lede
Reese covertly protects an investigative reporter.
S2 E6: The High Road
Reese goes undercover in the suburbs.
S2 E7: Critical
Reese and Finch get more than they bargained for.
S2 E8: Til Death
The numbers come up for a husband and wife.
S2 E9: C.O.D.
Every passenger is a suspect for a NYC cab driver POI.
S2 E10: Shadow Box
The FBI redoubles their efforts to catch Reese.
S2 E11: 2nR
Finch goes undercover to protect a teenage prodigy.
S2 E12: Prisoner's Dilemma
Carter plays a dangerous game with the FBI to help Reese.
S2 E13: Dead Reckoning
Reese is abducted by a former acquaintance.
S2 E14: One Percent
Reese and Finch meet their match in a tech billionaire POI.
S2 E15: Booked Solid
Reese and Finch help a hotel maid in danger.
S2 E16: Relevance
Reese tracks his counterpart who works for the Machine.
S2 E17: Proteus
Reese and Finch are trapped in a storm with a faceless killer.
S2 E18: All In
Reese and Finch help a down on his luck card sharp.
S2 E19: Trojan Horse
Finch follows an exec who may be sabotaging her own firm.
S2 E20: In Extremis
Reese and Finch have 24 hours to save a poisoned man.
S2 E21: Zero Day
When the Machine gets a virus, the POI team is jeopardised.
S2 E22: God Mode
Reese and Finch race to save The Machine.
S3 E1: Liberty
Agent Shaw joins the POI team.
S3 E2: Nothing to Hide
A demoted Carter is saddled with a new rookie partner.
S3 E3: Lady Killer
Carter, Shaw & Zoe Morgan go out to lure a playboy POI.
S3 E4: Reasonable Doubt
A recently widowed lawyer could be a killer or a victim.
S3 E5: Razgovor
Shaw meets her match in a 10-year-old POI with spy skills.
S3 E6: Mors Praematura
Root receives a mission from The Machine that requires Shaw.
S3 E7: The Perfect Mark
The team receives the number of a hypnotherapist.
S3 E8: Endgame
The war with HR reaches its boiling point.
S3 E9: The Crossing
The epic battle to bring down HR culminates.
S3 E10: The Devil's Share
The POI team seeks justice for one of its own.
S3 E11: Lethe
Finch flashes back to his creation of The Machine.
S3 E12: Aletheia
Multiple enemies converge on the POI team...without Reese.
S3 E13: 4C
Reese tries to leave but The Machine has other plans for him.
S3 E14: Provenance
Reese returns to NY, while the team plans a heist.
S3 E15: Last Call
Finch goes undercover to protect a 911 operator.
S3 E16: RAM
The secrets of Finch's operation before Reese are revealed.
S3 E17: /
Finch and Root clash over the same number from the Machine.
S3 E18: Allegiance
Finch and Reese play politics with the latest POI.
S3 E19: Most Likely To...
Reese and Shaw infiltrate a high school reunion.
S3 E20: Death Benefit
Reese poses as a Secret Service agent to stop Decima.
S3 E21: Beta
Decima threatens Grace to lure Finch out of hiding.
S3 E22: A House Divided
The Machine needs the team's help to stop a catastrophe.
S3 E23: Deus Ex Machina
The POI team faces Decima and Vigilance.
S4 E1: Panopticon
The team take new identities.
S4 E2: Nautilus
Will Finch intervene to help a brilliant college student?
S4 E3: Wingman
Fusco must protect a professional wingman in danger.
S4 E4: Brotherhood
Can Reese protect two kids without blowing his cover?
S4 E5: Prophets
A gifted political pollster's number comes up.
S4 E6: Pretenders
Reese protects an office worker pretending to be a detective.
S4 E7: Honor Among Thieves
Shaw risks being detected by Samaritan to save a POI.
S4 E8: Point of Origin
Reese poses as a police academy instructor to save a POI.
S4 E9: The Devil You Know
Will Reese intervene when Elias's number comes up?
S4 E10: The Cold War
Samaritan takes control of New York to find the Machine.
S4 E11: If-Then-Else
Samaritan launches a cyber-attack on the stock exchange.
S4 E12: Control-Alt-Delete
Control begins to question Samaritan's growing influence.
S4 E13: M.I.A.
Reese & Root travel to upstate NY in their hunt for Shaw.
S4 E14: Guilty
The Machine sends Finch on his toughest job yet: Jury Duty.
S4 E15: Q&A
Reese protects a software programmer with two lives.
S4 E16: Blunt
Reese must protect a street-smart girl who's in too deep.
S4 E17: Karma
Reese & Finch help a psychologist with unorthodox methods.
S4 E18: Skip
Reese tries to protect a bounty hunter tracking her target.
S4 E19: Search and Destroy
Reese & Finch save a tech CEO from a hacker attack.
S4 E20: Terra Incognita
Reese tries to solve one of Detective Carter's cold cases.
S4 E21: Asylum
Reese & Fusco are caught in a war between two criminal POIs.
S4 E22: YHWH
Finch & Root race to save the Machine.
S5 E1: B.S.O.D.
The team tries to save The Machine.
S5 E2: SNAFU
The Machine glitches upon rebooting, locking Finch out.
S5 E3: Truth Be Told
The latest POI has ties to Reese's time in the CIA.
S5 E4: 6,741
Shaw returns to the team, but she's paranoid & reckless.
S5 E5: Shotseeker
Fusco is threatened by an ally of Elias out for revenge.
S5 E6: A More Perfect Union
The Machine sends Reese & Finch to protect a wedding.
S5 E7: QSO
Root tries to protect a conspiracy theorist who's now a POI.
S5 E8: Reassortment
Finch & Reese are trapped by a deadly viral outbreak.
S5 E9: Sotto Voce
The mysterious Voice returns, trapping Reese & Fusco.
S5 E10: The Day The World Went Away
Finch's number comes up.
S5 E11: Synecdoche
The number comes up for the U.S. President.
S5 E12: .exe
Finch makes a final attempt to destroy Samaritan.
S5 E13: Return 0
The POI Team embarks on their last mission.
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