WITH THE MACHINE'S HELP, REESE CLOSES IN ON FINDING FINCH, ON "PERSON OF INTEREST," THURSDAY, OCT. 4

Emmy Award Winner Margo Martindale ("Justified") Guest Stars As a Woman from Root's Past

"Bad Code" - The Machine delivers the number of a cold case that leads Reese ever closer to catching up with Finch and his kidnapper, Root, on PERSON OF INTEREST, Thursday, Oct. 4 (9:00 - 10:00 PM, ET/PT) on the CBS Television Network. Emmy Award winner Margo Martindale ("Justified") guest stars as a woman from Root's past.

SERIES REGULARS:

Jim Caviezel (Reese)
Michael Emerson (Finch)
Taraji P. Henson (Detective Carter)
Kevin Chapman (Detective Fusco)

RECURRING CAST:

Amy Acker (Root)
Jay O. Sanders (Special Counsel)
Cotter Smith (Denton Weeks)
Brois McGiver (Hersh)

GUEST CAST:

Emily Robinson (Hanna Frey)
Kevin Loreque (Trent Russell)
Jeremy Kushnier (Cody Grayson)
Ryan Andes (Shep)
Bill Cwikowski (Fat Frank)
Mercedes Griffeth (Samantha Groves)
Che Ayende (Deputy)
Richard Bekins (Hanna's Dad, aka Mr. Frey)
Margo Martindale (Barbara Russell)
Rebecca Metz (Barbara Russell 1991)
Maddie Jo Landers (Crystal)
Loudon Wainwright (Sheriff Landry)
Justin Patterson (Motel Manager)
Abdel Gonzalez (PDE Driver)

WRITTEN BY: Greg Plageman and Patrick Harbinson

DIRECTED BY: Jon Cassar

RATING: To Be Announced