The Big Bang Theory - Season 1, Episode 5 - Rotten Tomatoes

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Episode Info

After sensing that his pursuit of Penny isn't going anywhere, Leonard agrees to an unexpected sexual encounter with fellow scientist Leslie Winkle (recurring guest star SARA GILBERT). The one-night stand throws Leonard and Sheldon deep into uncharted social waters.


Jim Parsons
as Sheldon
Simon Helberg
as Howard Wolowitz
Kunal Nayyar
as Rajesh Koothrappali

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