SHELDON AND THE GANG CELEBRATE HIS BIRTHDAY, ON A REBROADCAST OF THE 200TH EPISODE OF "THE BIG BANG THEORY," THURSDAY, JUNE 23

Christine Baranski, John Ross Bowie, Sara Gilbert and Wil Wheaton Return, Joined By Special Guest Star Adam West

"The Celebration Experimentation" - After more than nine years together, the gang finally celebrates Sheldon's birthday, surprising him with a special guest, on a rebroadcast of the 200th episode of THE BIG BANG THEORY, Thursday, June 23 (8:00-8:31 PM, ET/PT), on the CBS Television Network. Christine Baranski, John Ross Bowie, Sara Gilbert and Wil Wheaton return, joined by special guest star Adam West. (Originally broadcast 2/25/16.)

REGULAR CAST

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

RECURRING CAST

Kevin Sussman (Stuart)
Christine Baranski (Beverly)
John Ross Bowie (Kripke)
Sara Gilbert (Leslie Winkle)
Wil Wheaton (Himself)

GUEST CAST:

Adam West (Himself)

WRITTEN BY: Chuck Lorre, Eric Kaplan, Jeremy Howe

TELEPLAY BY: Steven Molaro, Steve Holland, Tara Hernandez

DIRECTED BY: Mark Cendrowski