The Big Bang Theory Season 4 Episode 4 : The Hot Troll Deviation

An embarrassing secret of Wolowitz's comes to light, while Sheldon and Raj have a small war at work.

NameThe Big Bang Theory Season 4 Episode 4: The Hot Troll Deviation
Air DateOctober 14th, 2010
GenreComedy
NetworkCBS
Production CompaniesChuck Lorre Productions, Warner Bros. Television
DirectorMark Cendrowski
Guest StarsGeorge Takei, Carol Ann Susi, Katee Sackhoff
Plot Keywordsnerd, geek, friends, scientist, science, sitcom
Simon Helberg
Simon Helberg
Howard Wolowitz
Johnny Galecki
Johnny Galecki
Leonard Hofstadter
Jim Parsons
Jim Parsons
Sheldon Cooper
Kunal Nayyar
Kunal Nayyar
Rajesh Koothrappali
Kaley Cuoco
Kaley Cuoco
Penny
Mayim Bialik
Mayim Bialik
Amy Farrah Fowler

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