Person of Interest

Episodes

Season 4 · 22 episodes

• E1 Panopticon
  Sep 23, 2014 43 min

  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.

• E2 Nautilus
  Sep 30, 2014 43 min

  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.

• E3 Wingman
  Oct 7, 2014 43 min

  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.

• E4 Brotherhood
  Oct 14, 2014 43 min

  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.

• E5 Prophets
  Oct 21, 2014 43 min

  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.

• E6 Pretenders
  Oct 28, 2014 43 min

  Reese, Shaw and Fusco must protect an unassuming office worker who stumbles into a dangerous conspiracy while moonlighting as a fake detective. Meanwhile, Finch travels to Hong Kong as part of his academic cover identity.

• E7 Honor Among Thieves
  Nov 11, 2014 43 min

  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. Finch and Root, meanwhile, undertake a dangerous sabotage mission.

• E8 Point of Origin
  Nov 18, 2014 43 min

  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.

• E9 The Devil You Know
  Nov 25, 2014 43 min

  Reese must save Elias from the Brotherhood. He can't get any help from Root or Shaw since Shaw's cover is blown and Root is escorting her to underground.

• E10 The Cold War
  Dec 16, 2014 43 min

  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.

• E11 If-Then-Else
  Jan 6, 2015 43 min

  Samaritan launches a cyber-attack on the stock exchange, forcing the team to risk their lives in a desperate mission to stop a global catastrophe.

• E12 Control-Alt-Delete
  Jan 13, 2015 43 min

  Control, who oversees the handling of relevant numbers for the government, begins to question the methods and intentions of the Samaritan program. Root and Reese start looking for Shaw, whom they believe is still alive.

• E13 M.I.A.
  Feb 3, 2015 43 min

  Root and Reese’s hunt for Shaw takes them to a small town in upstate New York where it becomes apparent that not everything is as idyllic as it seems. Also, Fusco teams with a former POI to tackle the newest number.

• E14 Guilty
  Feb 10, 2015 43 min

  When the Machine arranges for Finch to sit on the jury of a murder trial, he begins to suspect that a fellow juror is set to rig the proceedings. Meanwhile, Reese begins to open up to the department’s therapist.

• E15 Q&A
  Feb 17, 2015 43 min

  Reese tries to protect a software programmer with a mysterious second life, but it’s unclear which side of her life the threat is coming from. Meanwhile, Claire, a young hacker whom Finch tried to protect from Samaritan, reaches out to him for aid.

• E16 Blunt
  Feb 24, 2015 43 min

  Reese and Finch must protect Harper, a street-smart grifter, when her plan to steal cash from a medical marijuana dispensary goes up in smoke.

• E17 Karma
  Mar 10, 2015 43 min

  Reese and Finch try to protect a psychologist whose unorthodox methods for helping his patients find closure could cost him dearly. Meanwhile, flashbacks reveal Finch’s fragile state in the days following the bombing that killed his best friend, Nathan Ingram.

• E18 Skip
  Mar 24, 2015 43 min

  Reese must protect a bounty hunter who refuses to let the potential threat to her life deter her from the relentless pursuit of her target. Also, Finch tries to set the plan he began in Shanghai in motion.

• E19 Search and Destroy
  Apr 7, 2015 43 min

  Reese and Finch scramble to protect a software CEO when his behavior becomes increasingly erratic following a hacker attack that reveals all his secrets and unravels his life.

• E20 Terra Incognita
  Apr 14, 2015 43 min

  Reese finds himself on a perilous personal journey when he takes on a homicide case Detective Carter was never able to close.

• E21 Asylum
  Apr 28, 2015 43 min

  Reese and Fusco get caught in the war between the two newest POIs, rival crime bosses Elias and Dominic. Also, a tantalizing clue to Shaw’s whereabouts leads Finch and Root into a possible trap, and Control goes rogue to uncover the true intentions of the Samaritan program.

• E22 YHWH
  May 5, 2015 44 min

  Finch and Root race to save The Machine, which has been located by the rival AI, Samaritan. Also, Reese is caught in the middle of the final showdown between rival crime bosses Elias and Dominic.