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The Big Bang Theory: Season 2

2x20 The Hofstadter Isotope
TV-14

Episode

IMDB TMDB

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Aired2009-04-14T00:00:00Z on CBS
Runtime20m
DirectorMark Cendrowski

WriterDavid Goetsch
CountryUnited States
LanguagesEnglish
GenresComedy

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A fellow comic book enthusiast's hitting on Penny leads to Leonard and Howard going to a bar's Ladies' Night.

Private Notes

Actors
All Cast & Crew

Season Regulars
5

Guest Stars
1

Kevin Sussman
Stuart Bloom

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The Big Bang Theory: Season 2

2x20 The Hofstadter Isotope
TV-14

Actors
All Cast & Crew

Season Regulars
5

Guest Stars
1

Johnny Galecki

Leonard Hofstadter

Jim Parsons

Sheldon Cooper

Kaley Cuoco

Penny

Simon Helberg

Howard Wolowitz

Kunal Nayyar

Rajesh Koothrappali

Kevin Sussman

Stuart Bloom

Find a TV show or movie

The Big Bang Theory: Season 2

2x20 The Hofstadter IsotopeTV-14

ActorsAll Cast & Crew

Season Regulars 5

Guest Stars 1

Johnny Galecki

Leonard Hofstadter

Jim Parsons

Sheldon Cooper

Kaley Cuoco

Penny

Simon Helberg

Howard Wolowitz

Kunal Nayyar

Rajesh Koothrappali

Kevin Sussman

Stuart Bloom

Find a TV show or movie

2x20 The Hofstadter Isotope
TV-14

Actors
All Cast & Crew

Season Regulars
5

Guest Stars
1