person of interest michael emerson
Actor Michael Emerson arrives at ABC's "Lost" Live: The Final Celebration at UCLA Royce Hall in Los Angeles, May 13, 2010. Reuters/Danny Moloshok

"Person of Interest" starring Jim Caviezel (John Reese), Amy Acker as (Root), Kevin Chapman (Lionel Fusco), Michael Emerson (Harold Finch) and Sarah Shahi (Sameen Shaw) will air "The Devil You Know" (Season 4, episode 9) on Tuesday, Nov. 25, 2014. This episode is about Elias (Enrico Colantoni) being in danger from The Brotherhood and Shaw being hunted down by Samaritan. Spoiler Alert! This article contains "Person of Interest" Season 4 spoilers of episode 9 "The Devil You Know." Read only if you want to know more about it.

"Person of Interest" Season 4, episode 9 "The Devil You Know" is directed by Richard J. Lewis and written by Erik Mountain. According to the Futon Critic, in "The Devil You Know," There will be a power struggle and Finch and Reese will be caught in it. It involves Elias, The Brotherhood, Dominic (Winston Duke) and the gangs in the city. Meanwhile, Shaw and Root will argue over what to do about Samaritan's new threat.

"Person of Interest" Season 4, episode 9 "The Devil You Know" will feature several guest stars including Steve Beauchamp (Moving Truck Driver), Salvatore Inzerillo (Gino), James Le Gros (Bruce Moran), John Nolan (Greer), Jamie Hector (Link), David Valcin (Scarface) and Cara Buono (Martine).

The Internet Movie Database, or IMDb also reports that Michael J. Burg (Cosmetics Manager), Justin Clarke (Brotherhood Gang #3), Campfield Heinrich and Daniel Tocco will appear in "Person of Interest" Season 4, episode 9 "The Devil You Know."

A preview video of the latest "POI" episode was posted on YouTube. It features scenes between Reese, Elias, Finch, Root, Martine and Shaw. Finch thinks that their world is more dangerous than before because of certain events. As for Shaw, she is not afraid that Samaritan and Martine are after her. But, Root is terrified for her.

Below are some of the memorable lines to watch out for in "The Devil You Know."

"I'm not scared," Shaw said to Root in the "POI" promo video of "The Devil You Know" on YouTube.

"Other people are. People who care about you," Root said to Shaw.

These are the "Person of Interest" Season 4 spoilers of episode 9 "The Devil You Know." Don't miss "Person of Interest" every Tuesday nights from 10:00 p.m. to 11:00 p.m. EST on the CBS Television Network. Watch out for the next "Person of Interest" episode titled "The Cold War" (episode 10). Keep reading International Business Times, or IBTimes for more updates about "Person of Interest" and other news about entertainment, technology, science, health, politics, business, finance and sports.

Watch The "Person of Interest" 4x09 HD - "The Devil You Know" (Trailer Promo) Below:

CREDIT: YouTube/VooDoo ChilD

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