The Big Bang Theory Season 1 Episode 14

Overview

Runtime: 20m

Directed by: Mark Cendrowski

Written by: Stephen Engel, Steven Molaro

Guest stars: Andrew W. Walker

Description

When the guys buy a time machine prop from a classic 1960 movie, Penny lashes out at Leonard and he decides it's time to give up his habit, much to his friends' protestation.

Season 1 Episode 13

Season 1 Episode 13

The Bat Jar Conjecture

Season 1 Episode 15

Season 1 Episode 15

The Pork Chop Indeterminacy

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