The Big Bang Theory

The Infestation Hypothesis

E2    Sep 22, 2011    20m    TV-PG
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A fight between Sheldon and Penny leaves Amy caught in the middle, while Leonard tries to spice up his long-distance relationship with Priya.
Where to Watch The Infestation Hypothesis
Cast of The Infestation Hypothesis
  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRajesh Koothrappali
  • Melissa RauchBernadette Rostenkowski
  • Mayim BialikAmy Farrah Fowler
  • Alice AmterMrs. Koothrappali
  • Aarti MannPriya Koothrappali
  • Brian GeorgeV.M. Koothrappali

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