Person of Interest: The 100th Episode Airs TonightPerson of Interest: The 100th Episode Airs Tonight
Person of Interest hits Episode 100 tonight, and we have preview photos, guest stars, and a description for "The Day The World Went Away" Person of Interest: The 100th Episode Airs Tonight

The 100th episode of Person of Interest airs tonight (May 31) at 10PM ET/PT on CBS.

The title of the episode is “The Day The World Went Away,” and in it, 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.

You can see two preview photos below.

PERSON OF INTEREST

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"The Day the World Went Away" -- 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, on the 100th episode of PERSON OF INTEREST, Tuesday, May 31 (10:00 -- 11:00 PM ET/PT) on the CBS Television Network. Pictured: Michael Emerson as Harold Finch Photo: Giovanni Rufino/Warner Bros. Entertainment Inc. ©2016 WBEI. All rights reserved.

Person of Interest stars Jim Caviezel (John Reese), Michael Emerson (Harold Finch), Kevin Chapman (Lionel Fusco), Sarah Shahi (Sameen Shaw), and Amy Acker (Root).

Recurring cast appearing in Episode 100 include John Nolan (Greer), Enrico Colantoni (Elias), Josh Close (Jeff Blackwell), and Robert Manning, Jr. (Zachary).

Additional guest stars in “The Day The World Went Away” include Geoff Pierson (FBI SAIC Roberts), Christine Cartell (Brenda), Reese Madigan (Detective #1), DeShawn Harold Mitchell (Detective #2), Sunita Mani (Sonum), Narrington Walters, Jr (Banger), Ed Incle (Javier), Richard Foster (Police Foster), Debbie Campbell (Waitress), Ryan Quinn (Guard), Mark Doherty (First Samaritan Op), and Nicholas Tucci (Samaritan Op).

Craig Byrne, Editor-In-Chief

KSiteTV Editor-In-Chief Craig Byrne has been writing about TV on the internet since 1995. He is also the author of several published books, including Smallville: The Visual Guide and the show's Official Companions for Seasons 4-7.