SHELDON REVISITS SOME CHRISTMAS MEMORIES DURING A GAME OF DUNGEONS AND DRAGONS, ON "THE BIG BANG THEORY," THURSDAY, DEC. 13

"The Santa Simulation" - Sheldon revisits some Christmas memories during a game of Dungeons and Dragons, while Penny, Bernadette and Amy try to find a girl for Koothrappali when he joins the girls for ladies' night, on THE BIG BANG THEORY, Thursday, Dec. 13 (8:00 - 8:31 PM, ET/PT) on the CBS Television Network.

CAST:

Johnny Galecki (Leonard)
Jim Parsons (Sheldon)
Kaley Cuoco (Penny)
Simon Helberg (Wolowitz)
Kunal Nayyar (Koothrappali)
Melissa Rauch (Bernadette)
Mayim Bialik (Amy)

RECURRING CAST:

Kevin Sussman (Stuart)

GUEST CAST:

Dakin Matthews (Santa)

STORY BY: Chuck Lorre, Eric Kaplan and Steve Holland

TELEPLAY BY: Steven Molaro, Jim Reynolds and Maria Ferrari

DIRECTED BY: Mark Cendrowski

RATING: To Be Announced