Guest Star: Sean Astin

Sean Astin is an American actor best known for his roles in the film series The Lord of the Rings, the 1980s film The Goonies and the TV series Stranger Things.

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

  • The Big Bang Theory

    The Confirmation Polarization
    Season 12, Episode 13 - Aired January 17, 2019

    When Sheldon and Amy’s super asymmetry theory is proven by two physicists, Dr. Pemberton and Dr. Campbell from Chicago, they’re thrilled, until they try to kick Amy off the Nobel nomination. Also, Bernadette has a big success at work and Penny’s going to be a part of it – whether she wants to or not.

    Appeared as Dr. Pemberton

  • The Big Bang Theory

    The Laureate Accumulation
    Season 12, Episode 18 - Airs April 4, 2019

    When competitors Pemberton and Campbell charm America on a publicity tour, Sheldon and Amy try to bring Nobel laureates Kip Thorne, George Smoot and Frances Arnold to their side. Also, Halley's fear of the dark leads to opportunity and conflict for Howard, Bernadette and Stuart.

    Appeared as Dr. Pemberton

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