Guest Star: Ed Lieberman

You are viewing a list of Ed Lieberman's 2 appearances on The Big Bang Theory.

  • The Staircase Implementation

    Season 3, Episode 22 - The Staircase Implementation
    Aired May 17, 2010

    After a disagreement with Sheldon, Leonard tells Penny the story of how he moved into the apartment building, became friends with Sheldon, and how the elevator was broken.

    Appeared as Announcer (v.o)

  • The Anxiety Optimization

    Season 8, Episode 13 - The Anxiety Optimization
    Aired January 29, 2015

    When Sheldon struggles to achieve a breakthrough in the field of dark matter, he decides his work environment is too comfortable and sets out to create a state of productive anxiety.  Sheldon challenges his friends to irritate him and keep him on edge, but Sheldon is not the only one riled by his newfound thirst for discomfort. Meanwhile, the gang enjoy playing a new game that Howard invented, "Emily or Cinnamon?", which proves embarrassing for Raj.

    Appeared as Man

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