The Big Bang Theory - Season 4 Episode 10 : The Alien Parasite Hypothesis

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The Big Bang Theory - Season 4 Episode 10 : The Alien Parasite Hypothesis
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Title:The Big Bang Theory - Season 4 Episode 10 : The Alien Parasite Hypothesis
Genre: Comedy
Air Date: 2010-12-09
Season Number: 4
Episodes Number: 10
Guest Stars: Brian Thomas Smith (Zack Johnson)
Stars: Kaley Cuoco (Penny), Johnny Galecki (Leonard Hofstadter), Jim Parsons (Sheldon Cooper), Simon Helberg (Howard Wolowitz), Kunal Nayyar (Rajesh Koothrappali), Mayim Bialik (Amy Farrah Fowler),
Overview
Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.
Seasons List
  • Season 1 (17 episode) - September 24, 2007
  • Season 2 (23 episode) - September 22, 2008
  • Season 3 (23 episode) - September 21, 2009
  • Season 4 (24 episode) - September 23, 2010
  • Season 5 (24 episode) - September 22, 2011
  • Season 6 (24 episode) - September 27, 2012
  • Season 7 (24 episode) - September 25, 2013
  • Season 8 (24 episode) - September 22, 2014
  • Season 9 (24 episode) - September 21, 2015
  • Season 10 (24 episode) - September 19, 2016
  • Season 11 (18 episode) - September 25, 2017