Person of Interest Season 4 Episode 9 : The Devil You Know

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Summary

Reese and Finch are caught in a power struggle for control of the city's gangs when Elias is targeted by Dominic, the ambitious leader of the Brotherhood. Meanwhile, Root and Shaw disagree over how to handle a new threat from Samaritan.

Episode Guide

Season 01

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episode 01

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episode 13

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episode 14

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episode 15

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season 01
episode 16

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season 01
episode 17

s011e18

Identity Crisis

season 01
episode 18

s011e19

Flesh and Blood

season 01
episode 19

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season 01
episode 20

s011e21

Many Happy Retu...

season 01
episode 21

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season 01
episode 22

s011e23

season 01
episode 23

Season 02

s021e01

The Contingency

season 02
episode 01

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season 02
episode 02

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season 02
episode 03

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season 02
episode 04

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season 02
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season 02
episode 06

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season 02
episode 07

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season 02
episode 08

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season 02
episode 09

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season 02
episode 10

s021e11

season 02
episode 11

s021e12

Prisoner's Dile...

season 02
episode 12

s021e13

season 02
episode 13

s021e14

season 02
episode 14

s021e15

season 02
episode 15

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season 02
episode 16

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season 02
episode 17

s021e18

season 02
episode 18

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season 02
episode 19

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season 02
episode 20

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season 02
episode 21

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season 02
episode 22

Season 03

s031e01

season 03
episode 01

s031e02

Nothing to Hide

season 03
episode 02

s031e03

season 03
episode 03

s031e04

Reasonable Doub...

season 03
episode 04

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season 03
episode 05

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Mors Praematura

season 03
episode 06

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The Perfect Mar...

season 03
episode 07

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season 03
episode 08

s031e09

season 03
episode 09

s031e10

The Devil's Sha...

season 03
episode 10

s031e11

season 03
episode 11

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season 03
episode 12

s031e13

season 03
episode 13

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episode 14

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episode 15

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season 03
episode 16

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season 03
episode 17

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episode 18

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Most Likely To....

season 03
episode 19

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season 03
episode 20

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season 03
episode 21

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A House Divided

season 03
episode 22

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Deus Ex Machina

season 03
episode 23

Season 04

s041e01

season 04
episode 01

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season 04
episode 02

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season 04
episode 03

s041e04

season 04
episode 04

s041e05

season 04
episode 05

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season 04
episode 06

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Honor Among Thi...

season 04
episode 07

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Point of Origin

season 04
episode 08

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The Devil You K...

season 04
episode 09

s041e10

season 04
episode 10

s041e11

season 04
episode 11

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Control-Alt-Del...

season 04
episode 12

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season 04
episode 13

s041e14

season 04
episode 14

s041e15

season 04
episode 15

s041e16

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episode 16

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season 04
episode 17

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episode 18

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Search and Dest...

season 04
episode 19

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Terra Incognita

season 04
episode 20

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season 04
episode 21

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season 04
episode 22

Season 05

s051e01

season 05
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episode 02

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episode 03

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A More Perfect ...

season 05
episode 06

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episode 07

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episode 08

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season 05
episode 09

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The Day the Wor...

season 05
episode 10

s051e11

season 05
episode 11

s051e12

season 05
episode 12

s051e13

season 05
episode 13