Person of Interest Season 3 Episode Guide
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Season 3 has 23 episodes, from September 24, 2013 to May 13, 2014. Descriptions stay brief and spoiler-light.
Episode 1: Liberty
Airdate: September 24, 2013
Description: The Machine, now completely self-governed with its whereabouts unknown, resumes giving Finch its "irrelevant" numbers for people in danger, which include a U.S.
Episode 2: Nothing to Hide
Airdate: October 1, 2013
Description: The number comes up for an Internet entrepreneur in the business of eliminating people's privacy, but finds his own being rapidly stripped away.
Episode 3: Lady Killer
Airdate: October 8, 2013
Description: Reese and Finch enlist the help of Carter, Shaw and Zoe Morgan, who use their feminine wiles to bait a chameleon playboy who is either a predator or someone else's imminent prey.
Episode 4: Reasonable Doubt
Airdate: October 15, 2013
Description: The team gets the number of a prominent New York lawyer and has to determine whether she orchestrated the death of her recently murdered husband, or if she is being framed.
Episode 5: Razgovor
Airdate: October 22, 2013
Description: When Shaw is tasked to stay close to a 10-year-old identified by The Machine, she grudgingly develops respect for the young girl's skills in surveillance and realizes it could be the very reason why her number has come up.
Episode 6: Mors Praematura
Airdate: October 29, 2013
Description: Freed from her psych ward confinement, Root receives a directive from The Machine that requires Shaw's assistance – by any means necessary – and takes extreme measures to gain her compliance.
Episode 7: The Perfect Mark
Airdate: November 5, 2013
Description: The number comes up of a hypnotherapist whose life, upon investigation by the POI team, suggests he is more than just a master of the mind.
Episode 8: Endgame
Airdate: November 12, 2013
Description: The POI team's war with HR nears a boiling point when Finch receives 38 numbers at once from The Machine.
Episode 9: The Crossing
Airdate: November 19, 2013
Description: Danger closes in when the battle to bring the crime organization HR to justice reaches new heights.
Episode 10: The Devil's Share
Airdate: November 26, 2013
Description: As 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.
Episode 11: Lethe
Airdate: December 17, 2013
Description: Flashbacks to Finch's adolescence provide insight into his creation of The Machine.
Episode 12: Aletheia
Airdate: January 7, 2014
Description: Multiple enemies converge on the POI team as they protect a dying man with a connection to Finch's past whose number has come up.
Episode 13: 4C
Airdate: January 14, 2014
Description: Reese boards an international flight in an attempt to put the team and the past behind him, but is angered when he realizes his travel plans have been manipulated.
Episode 14: Provenance
Airdate: February 4, 2014
Description: Reese 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.
Episode 15: Last Call
Airdate: February 25, 2014
Description: Finch goes undercover in an emergency call center to protect a 911 operator, but it soon becomes clear that the threat reaches further than the team could have anticipated.
Episode 16: RAM
Airdate: March 4, 2014
Description: The secrets of Finch's operation before he enlisted Reese are revealed, including shocking ties to present-day events.
Episode 17: /
Airdate: March 18, 2014
Description: 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.
Episode 18: Allegiance
Airdate: March 25, 2014
Description: Finch 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.
Episode 19: Most Likely To…
Airdate: April 1, 2014
Description: Reese and Shaw pose as alumni at a high school reunion in order to keep eyes on the latest POI.
Episode 20: Death Benefit
Airdate: April 15, 2014
Description: Reese poses as a Secret Service agent to get close to the latest POI, a U.S.
Episode 21: Beta
Airdate: April 29, 2014
Description: As 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.
Episode 22: A House Divided
Airdate: May 6, 2014
Description: 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.
Episode 23: Deus Ex Machina
Airdate: May 13, 2014
Description: The team takes desperate actions in its race to prevent the malevolent AI program Samaritan from coming online and making them its first targets.