The Big Bang Theory - Season 4 - Eps 10: The Alien Parasite Hypothesis
Amy finds she has sexual feelings for Penny's ex, while Koothrappali and Wolowitz try to prove who would be the better superhero.
About The Big Bang Theory
Title: The Big Bang Theory
First Air Date: 2007-09-24
Last Air Date: 2019-05-16
Status: Ended
Rating: 7.9/10 (from 11562 votes)
Language: EN
Seasons: 13
Total Episodes: 279
Network: CBS
Genres: Comedy
Production Companies: Chuck Lorre Productions, Warner Bros. Television
Synopsis
Physicists Leonard and Sheldon find their nerd-centric social circle with pals Howard and Raj expanding when aspiring actress Penny moves in next door.
Cast
Johnny Galecki
Leonard Hofstadter
Jim Parsons
Sheldon Cooper
Kaley Cuoco
Penny
Simon Helberg
Howard Wolowitz
Kunal Nayyar
Rajesh Koothrappali
Melissa Rauch
Bernadette Rostenkowski
Mayim Bialik
Amy Farrah Fowler
