Guest Star: Ira Flatow

You are viewing a list of Ira Flatow's 3 appearances on The Big Bang Theory.

  • The Vengeance Formulation

    Season 3, Episode 9 - The Vengeance Formulation
    Aired November 23, 2009

    Sheldon is interview by Ira Flatow on NPR's Science Friday, but Kripke disrupts the interview by playing a prank on Sheldon.

    Appeared as Himself

  • The Discovery Dissipation

    Season 7, Episode 10 - The Discovery Dissipation
    Aired December 5, 2013

    When Sheldon and Leonard are interviewed by Ira Flatow on NPR's Science Friday, Sheldon leads the interviews off course.

    Appeared as Himself

  • The Big Bang Theory

    Season 11, Episode 2 - The Retraction Reaction
    Airs October 2, 2017

    Leonard angers the university - and the entire physics community - after he gives an embarrassing interview. Also, Amy and Bernadette bond over having to hide their success from Sheldon and Howard.

    Appeared as Himself

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