The Big Bang Theory S4E17

RedCinemax HD

The Big Bang Theory Season 4 Episode 17 : The Toast Derivation

Sheldon becomes concerned when everybody begins to hang out at Raj's apartment and discovers Leonard is the center of the group.

NameThe Big Bang Theory Season 4 : The Toast Derivation
Air DateFebruary 24th, 2011
GenreComedy
NetworkCBS
Production CompaniesChuck Lorre Productions, Warner Bros. Television
DirectorMark Cendrowski
Guest StarsLeVar Burton, Aarti Mann, Brian Thomas Smith, John Ross Bowie, Kevin Sussman, Melissa Rauch, Mayim Bialik
Plot Keywordsnerd, geek, friends, scientist, science, sitcom
Kaley Cuoco
Kaley Cuoco
Penny
Johnny Galecki
Johnny Galecki
Leonard Hofstadter
Jim Parsons
Jim Parsons
Sheldon Cooper
Simon Helberg
Simon Helberg
Howard Wolowitz
Kunal Nayyar
Kunal Nayyar
Rajesh Koothrappali

Other Episodes