The BEST Episodes of Person of Interest

Every episode ever - ranked by fan votes!

Last Updated: Sep 18, 2021

Network: CBS

John Reese, a presumed dead former CIA agent, is approached by a mysterious billionaire named Harold Finch to prevent violent crimes before they happen by using an advanced surveillance system dubbed "The Machine". Their unique brand of vigilante justice attracts the attention of two NYPD officers, Joss Carter and Lionel Fusco, whom Reese uses to his advantage as he investigates persons of interest.

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return 0

#1 - return 0

Season 5 - Episode 13 - Aired Jun 21, 2016

Finch, Reese, Fusco, and Shaw embark on one last mission to prevent Samaritan from destroying The Machine and cementing its hold over mankind.

star 8.56
4,110 votes
Directors: Chris Fisher
Writers: Denise Thé, Jonathan Nolan
Deus Ex Machina

#2 - Deus Ex Machina

Season 3 - Episode 23 - Aired May 13, 2014

The team work to stop Samaritan from coming online and targeting them; the battle against Vigilance reaches a conclusion.

star 8.52
4,344 votes
Directors: Chris Fisher
Writers: David Slack, Greg Plageman

#3 - If-Then-Else

Season 4 - Episode 11 - Aired Jan 6, 2015

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.

star 8.45
3,319 votes
Directors: Chris Fisher
Writers: Denise Thé

#4 - YHWH

Season 4 - Episode 22 - Aired May 5, 2015

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.

star 8.41
3,265 votes
Directors: Chris Fisher
Writers: Dan Dietz, Greg Plageman

#5 - Firewall

Season 1 - Episode 23 - Aired May 17, 2012

Reese becomes trapped with his POI in a heavily surveilled part of the city and must rely on Finch, Carter and Fusco's help.

star 8.41
6,429 votes
Writers: Greg Plageman, Jonathan Nolan
The Devil's Share

#6 - The Devil's Share

Season 3 - Episode 10 - Aired Nov 26, 2013

As the team seeks justice for a death, Finch fears one team member will go too far; the number of one of HR's key players comes up in the machine.

star 8.40
4,975 votes
Directors: Chris Fisher
Writers: Amanda Segel, Jonathan Nolan
The Day the World Went Away

#7 - The Day the World Went Away

Season 5 - Episode 10 - Aired May 31, 2016

Finch’s number comes up when a fatal error blows his cover identity and sets off a deadly series of escalating encounters with Samaritan’s operatives.

star 8.35
4,046 votes
The Crossing

#8 - The Crossing

Season 3 - Episode 9 - Aired Nov 19, 2013

The battle to bring a crime organization to justice reaches a new level; Reese's number comes up in the machine.

star 8.32
4,859 votes

#9 - Endgame

Season 3 - Episode 8 - Aired Nov 12, 2013

The machine gives Finch 38 numbers at once; information about Carter's past is revealed.

star 8.32
4,882 votes
Directors: Sylvain White
Writers: Michael Sopczynski, Nic Van Zeebroeck
God Mode

#10 - God Mode

Season 2 - Episode 22 - Aired May 9, 2013

Finch and Reese team up with unexpected allies as they race to fix the machine; as Detective Carter tries to apprehend Cal Beecher's murderer, she finds herself up against HR -- a criminal organization.

star 8.32
5,312 votes
Writers: Jonathan Nolan, Patrick Harbinson

#11 - Beta

Season 3 - Episode 21 - Aired Apr 29, 2014

Reese and Shaw are hunted by Decima; Greer uses Finch's greatest weakness -- his former fiancee -- to lure him out of hiding.

star 8.26
4,147 votes
Writers: Dan Dietz, Sean Hennen
Zero Day

#12 - Zero Day

Season 2 - Episode 21 - Aired May 2, 2013

When a virus causes the machine to malfunction, numbers are issued irregularly; the team searches for an extremely elusive tech millionaire.

star 8.19
5,394 votes
Directors: Jeffrey G. Hunt
Writers: Amanda Segel, David Slack
/ (Root Path)

#13 - / (Root Path)

Season 3 - Episode 17 - Aired Mar 18, 2014

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.

star 8.19
4,456 votes
Directors: Jeff Gibson
Writers: David Slack

#14 - .exe

Season 5 - Episode 12 - Aired Jun 14, 2016

As Reese and Shaw race to catch up with Finch, he infiltrates a maximum-security government facility in a desperate mission which could mean the end for not only Samaritan, but for himself and The Machine as well.

star 8.19
3,841 votes
Directors: Greg Plageman
Writers: Erik Mountain, Greg Plageman
Prisoner's Dilemma

#15 - Prisoner's Dilemma

Season 2 - Episode 12 - Aired Jan 10, 2013

Carter tries to help Reese by engaging in mental warfare with the FBI; Reese has encounters with old and new enemies; Detective Fusco must protect supermodel Karolina Kurkova, the latest person of interest.

star 8.18
5,112 votes
Directors: Chris Fisher
Writers: David Slack

#16 - RAM

Season 3 - Episode 16 - Aired Mar 4, 2014

Secrets of Finch's pre-Reese operation are revealed -- including surprising ties to current events.

star 8.18
4,411 votes
Directors: Stephen Surjik
Writers: Michael Sopczynski, Nic Van Zeebroeck
Many Happy Returns

#17 - Many Happy Returns

Season 1 - Episode 21 - Aired May 3, 2012

On Reese's birthday, Finch gives him the day off in hope of keeping him away from the latest person of interest.

star 8.16
6,277 votes
Writers: Erik Mountain, Jonathan Nolan

#18 - Razgovor

Season 3 - Episode 5 - Aired Oct 22, 2013

Shaw 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.

star 8.15
4,849 votes
Directors: Kenneth Fink
Writers: David Slack
No Good Deed

#19 - No Good Deed

Season 1 - Episode 22 - Aired May 10, 2012

A person of interest winds up in the middle of a dark government conspiracy that Finch is all too familiar with; Reese makes a discovery about Finch's past.

star 8.15
6,173 votes
Writers: David Slack

#20 - Asylum

Season 4 - Episode 21 - Aired Apr 28, 2015

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.

star 8.14
3,064 votes
Writers: Andy Callahan, Denise Thé
Death Benefit

#21 - Death Benefit

Season 3 - Episode 20 - Aired Apr 15, 2014

Reese goes under cover as a secret service agent in order to get close to the latest person of interest, a congressman who may have the key to derailing Decima's plan for a second machine.

star 8.14
4,110 votes
Writers: Erik Mountain, Lucas O'Connor

#22 - Aletheia

Season 3 - Episode 12 - Aired Jan 7, 2014

Multiple enemies target the team as they try to protect a dying man; Reese's absence could lead to catastrophic repercussions.

star 8.14
4,317 votes
Writers: Lucas O'Connor

#23 - Synecdoche

Season 5 - Episode 11 - Aired Jun 7, 2016

The team must unravel a conspiracy and stay ahead of the Secret Service when the President of the United States becomes their newest POI. Also, Finch separates himself from the team and considers taking drastic action to combat Samaritan.

star 8.13
3,881 votes
Directors: Tim Matheson
Writers: Jacey Heldrich, Josh Brown

#24 - Relevance

Season 2 - Episode 16 - Aired Feb 21, 2013

The latest POI - a deadly government operative who tackles terrorist threats - proves difficult for Reese and Finch to protect.

star 8.13
5,102 votes
Directors: Jonathan Nolan
Writers: Amanda Segel, Jonathan Nolan
A House Divided

#25 - A House Divided

Season 3 - Episode 22 - Aired May 6, 2014

The machine sends the team five different numbers to investigate when an unknown entity blocks details about an impending catastrophic event; Root's hackers arrive in New York.

star 8.13
4,338 votes
Directors: Chris Fisher
Writers: Amanda Segel