Professional Poker Player Annie Duke Makes a Guest Appearance

"Double Down" -- A murder of a young student at a card club leads the FBI to uncover a deadly card counting scheme, on NUMB3RS, Friday, Jan. 13 (10:00-11:00 PM, ET/PT) on the CBS Television Network. Alex Zakrzewski directed the episode written by Don McGill.

Professional poker player Annie Duke guest stars as a blackjack dealer in the Los Angeles card club.

When the FBI is called to investigate a murder at a Los Angeles card club, it leads Don and his agents to unravel a complicated card counting scheme involving a group of college students whose lives may now be at risk.

Don Eppes Rob Morrow
Charlie Eppes David Krumholtz
Alan Eppes Judd Hirsch
David Sinclair Alimi Ballard
Larry Fleinhardt Peter MacNicol
Megan Reeves Diane Farr
Colby Granger Dylan Bruno
Female Student Clara Bryant
Jason Brewer Jesse Marchant
Western Wear Guy Tracy Miller
Yuri Chernov Dean Czechvala
Brandi Taylor Cole
Dealer Annie Duke
Ignacio Nadal Jorge-Luis Pallo
Valet T'Shaun Barrett
Marius Vic Polizos
Debbie Megan Paul
Claire Brewer Mary Beth Fisher
Leonard Philbrick Ethan Phillips

RATING: To Be Announced

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