The Big Bang Theory 2007 | TV Show Watchlist

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Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the (more…)

Premiered: September 24, 2007

Rating: TV-PG

User Rating:4.58 out of 5 (8,996 ratings)

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Season 1, Episode 5 The Hamburger Postulate

First Aired: October 23, 2007

Leonard has a one-night stand with fellow scientist Leslie Winkle (Sara Gilbert).

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Wednesday
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9:00pm
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Guest Cast