The Big Bang Theory/The Infestation Hypothesis

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The Infestation Hypothesis
Season 5, Episode 2
Airdate September 22, 2011
Production Number 3X6852
Teleplay by Chuck Lorre &
Jim Reynolds &
Steve Holland
Story by Bill Prady &
Steven Molaro &
Maria Ferrari
Directed by Mark Cendrowski
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The Big Bang TheorySeason Five
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The Infestation Hypothesis is the second episode of the fifth season of The Big Bang Theory, and the eighty-ninth episode overall.

Starring: Johnny Galecki (Dr. Leonard Hofstadter), Jim Parsons (Dr. Sheldon Cooper), Kaley Cuoco (Penny), Simon Helberg (Howard Wolowitz), Kunal Nayyar (Dr. Rajesh "Raj" Koothrappali), Mayim Bialik (Amy Farrah Fowler)

Guest Starring: Aarti Mann (Priya), Brian George (Dr. Koothrappali), Alice Amter (Mrs. Koothrappali)


Plot Overview


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The Show

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Allusions and References

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