CHARLIE MUST TEAM WITH HIS ARCHRIVAL TO STOP A WAR BETWEEN A CAREER CRIMINAL AND THE VIGILANTE GROUP OUT TO STOP HIM, ON "NUMB3RS," FRIDAY, DEC 19, ON THE CBS TELEVISION NETWORK

Colin Hanks ("Roswell," "Mad Men") Guest Stars

"Frienemies" - When a vigilante group goes after a known criminal mastermind, Charlie is forced to turn to his rival for help. Also, Don wrestles with his emotions towards embracing religion, on NUMB3RS, Friday, Dec. 19 (10:00-11:00 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

Don Eppes: Rob Morrow
Charlie Eppes: David Krumholtz
Alan Eppes: Judd Hirsch
David Sinclair: Alimi Ballard
Larry Fleinhart: Peter MacNicol
Amita Ramanujan: Navi Rawat
Colby Granger: Dylan Bruno
Nikki Betancourt: Sophina Brown
Liz Warner: Aya Sumika

GUEST CAST

Marshall Penfield: Colin Hanks
Victor Tooner: Tony Curran
Clayton Caswell: Jeremy Glazer
Matt Li: Matthew Yang King
Bai Lan Zhou: Takayo Fischer
Young Chinese Man: Ryun Yu
Robert Santos: Joaquin Perez Campbell
Oliver Mayo: Adam Wylie
Mario: Josh Blaylock
Robber #1: Jessie T. Usher
Robber #2: Ulysses Cuadra
Boy: Adrian Kali Turner
Tina: Chesare Hardy

WRITTEN BY: Cheryl Heuton & Nicolas Falacci

DIRECTED BY: Steve Boyum

RATING: To Be Announced