WHEN NASA MOVES UP HOWARD'S MISSION, HE MUST FACE HIS FEARS - AND BERNADETTE'S DAD, ON "THE BIG BANG THEORY," THURSDAY, MAY 3

"The Launch Acceleration" - NASA reschedules Howard's mission, putting the wedding plans in jeopardy. Meanwhile, Leonard says something surprising to Penny in the bedroom, on THE BIG BANG THEORY, Thursday, May 3 (8:00-8:31 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:

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

GUEST CAST:

Casey Sander (Mr. Rostenkowski)
Karl T. Wright (Jimmy)
Robert Clotworthy (Dave Roeger - v.o.)

STORY BY: Chuck Lorre, Steven Molaro and Jim Reynolds

TELEPLAY BY: Bill Prady, Steve Holland and Maria Ferrari

DIRECTED BY: Mark Cendrowski

RATING: To Be Announced