The Big Bang Theory - Episode 4.06 - The Irish Pub Formulation - Press Release

A VISIT FROM RAJ'S SISTER CREATES TENSION AMONG THE GUYS, ON "THE BIG BANG THEORY," THURSDAY, OCT. 28

"The Irish Pub Formulation" - Leonard keeps an affair secret from Sheldon, Howard and Raj, on THE BIG BANG THEORY, Thursday, Oct. 28 (8:00-8:31 PM, ET/PT) on the CBS Television Network.

SERIES REGULARS:
Leonard................................... Johnny Galecki
Sheldon......................................... Jim Parsons
Penny.......................................... Kaley Cuoco
Wolowitz.................................. Simon Helberg
Koothrappali.............................. Kunal Nayyar

GUEST STAR:
Priya.......................................... Aarti Mankad

STORY BY: Chuck Lorre & Lee Aronsohn & Steven Molaro
TELEPLAY BY: Bill Prady & Eric Kaplan & Maria Ferrari
DIRECTED BY: Mark Cendrowski

Source: CBS