Tito Ortiz, a Former Light-Weight Ultimate Fighting Champion Player, Guest Stars as Tino Alva, the Defending Champ in the All-Out Fighting League 

            "Contenders" -- When a competitive mixed-martial arts fighter dies suspiciously in the ring while training for a championship match, the victim's sparring partner, who also happens to be friends with David, becomes the prime suspect, on a rebroadcast of NUMB3RS, Friday, July 20 (10:00-11:00 PM, ET/PT) on the CBS Television Network.  David Harden wrote script which was directed by Alex Zakrzewski.  (Originally broadcast 2/16/07) 

            Tito Ortiz, a former light-heavy-weight Ultimate Fighting Champion player, guest stars as Tino Alva, the defending champion in the all-Out Fighting League

           David's friend, Ben, becomes the main suspect after the FBI learns that the victim was poisoned, and another fighter who sparred with him also died in the ring while training. David and the FBI try to find evidence to clear Ben even though they believe that he might be knocking off the competition to improve his ranking in the league. Meanwhile, Charlie tries to fulfill a promise made to Larry to enter Cal Sci's poker tournament to defend Larry's title against his longtime poker nemesis.

SERIES REGULARS:

Don Eppes.................................. Rob Morrow

Charlie Eppes........................ David Krumholtz

Alan Eppes.................................... Judd Hirsch

David Sinclair............................... Alimi Ballard

Megan Reeves ............................... Diane Farr

Amita Ramanujan.......................... Navi Rawat

Colby Granger.............................. Dylan Bruno

GUEST CAST:

Claudia Gomez............................ Lauren Velez

Ben Ellis................................ Grenga Akinngbe

Larry Alston................................ Bruce McGill

Detective Graham Larson.............. Steven Culp

Professor Stanley Novich............... Arye Gross

Tino Alva.......................................... Tito Ortiz

Reporter......................................... A.J. Benza

Munson's Trainer.......................... Philip Moon

Announcer..................................... Bill Seward

Dealer......................................... Fred Warner

GENRE:  CRIME DRAMA, MYSTERY, SUSPENSE

RATING:  TV-PG

Photos now available at http://www.cbspressexpress.com/

Official CBS website:  http://www.cbs.com/primetime/numb3rs/