Saving The Machine - Person of Interest
Watch Person of Interest Season 4 Episode 22
"YHWH"
Original Air Date:

On Person of Interest Season 4 Episode 22, Finch and Root work to save The Machine while Reese is caught in a showdown between crime bosses on the season finale.

Drawn Into a Trap - Person of Interest
Watch Person of Interest Season 4 Episode 21
"Asylum"
Original Air Date:

On Person of Interest Season 4 Episode 21, the search for Shaw leads Finch and Root into a possible trap while Control goes rogue to learn the truth about the Samaritan.

A Cold Case - Person of Interest
Watch Person of Interest Season 4 Episode 20
"Terra Incognita"
Original Air Date:

On Person of Interest Season 4 Episode 20, Reese takes on the challenge of investigating a cold case that Detective Carter was never able to solve.

A CEO is Hacked - Person of Interest
Watch Person of Interest Season 4 Episode 19
"Search and Destroy"
Original Air Date:

On Person of Interest Season 4 Episode 19, a CEO's behavior becomes erratic after a hacker attack reveals his secrets and Reese and Finch try to protect him.

Into Action - Person of Interest
Watch Person of Interest Season 4 Episode 18
"Skip"
Original Air Date:

On Person of Interest Season 4 Episode 18, Finch attempts to put the plan he started in Hong Kong into action while Reese must protect a bounty hunter.

The Psychologist - Person of Interest
Watch Person of Interest Season 4 Episode 17
"Karma"
Original Air Date:

On Person of Interest Season 4 Episode 17, flashbacks reveal how fragile Finch was in the days following Ingram's death meanwhile Reese and Finch protect a psychologist.

A Plan Gone Wrong - Person of Interest
Watch Person of Interest Season 4 Episode 16
"Blunt"
Original Air Date:

On Person of Interest Season 4 Episode 16, when a street grifter's plan to steal from a marijuana dispensary go wrong, Reese and Finch must come to her aid.

A Second Life - Person of Interest
Watch Person of Interest Season 4 Episode 15
"Q & A"
Original Air Date:

On Person of Interest Season 4 Episode 15, Reese tries to protect a software programmer who appears to have a second life but he can't figure out where the threat is coming from.

Jury Rigging - Person of Interest
Watch Person of Interest Season 4 Episode 14
"Guilty"
Original Air Date:

On Person of Interest Season 4 Episode 14, Reese talks to his department therapist while Finch suspects a juror is trying to rig a murder trial.

An Idyllic Town - Person of Interest
Watch Person of Interest Season 4 Episode 13
"M.I.A."
Original Air Date:

On Person of Interest Season 4 Episode 13, the search for Shaw takes Reese and Root to a small town that may not be as idyllic as it appears.

Person of Interest Quotes

Father, I am sorry. I failed.

The Machine

There's a time for a hammer and a time for a scalpel. It's hammer time.

Shaw