Guest Star: Christine Baranski

Christine Baranski is an Emmy and Tony-award winning American stage and screen actress. She is perhaps best known for her Emmy Award-winning portrayal as Maryanne Thorpe on the sitcom Cybill, which was created by The Big Bang Theory's Chuck Lorre, and her role as Diane Lockhart on The Good Wife.

Following her seven year run in The Good Wife, Baranski now continues her role as Diane Lockhart in The Good Fight, a sequel series which airs on CBS's streaming service.

Her film credits include the How the Grinch Stole Christmas, Mamma Mia!, Addams Family Values and Into the Woods. She also voiced a character in the 2016 film Trolls.

Her Broadway credits include her Tony-award winning performances in The Real Thing and Rumours, along with performances in Hide and Seek, Hurlyburly, Regrets Only, Nick and Nora, The House of Blue Leaves, and Boeing Boeing.

You are viewing a list of Christine Baranski's 16 appearances on The Big Bang Theory.

  • The Maternal Capacitance

    The Maternal Capacitance
    Season 2, Episode 15 - Aired February 9, 2009

    Leonard's mother, Dr. Beverly Hofstadter, comes to town - much to the distress of Leonard and his friends. Sheldon, however, finds he has a lot in common with Beverly.

    Appeared as Beverly Hofstadter

  • The Maternal Congruence

    The Maternal Congruence
    Season 3, Episode 11 - Aired December 14, 2009

    When Beverly visits Leonard over the holiday period, he avoids telling his mother about his relationship with Penny. After Leonard has enough of his mother, Penny takes Beverly out for a drink, leading to a confession about Penny's relationship with Leonard.

    Appeared as Beverly Hofstadter

  • The Skank Reflex Analysis

    The Skank Reflex Analysis
    Season 5, Episode 1 - Aired September 22, 2011

    With Leonard still reeling from Penny's one-night stand with Raj and his fraying relationship with Priya, Sheldon sets up a video chat for Beverly to help her son out.

    Appeared as Beverly Hofstadter

  • The Raiders Minimization

    The Raiders Minimization
    Season 7, Episode 4 - Aired October 10, 2013

    When Leonard is down because of an embarrassing new book published by his mother, Penny tries to make him feel better, but Leonard quickly starts taking advantage. When Penny finds out what Leonard's up to, she sets Leonard up with a video chat from Beverly to confront him about his whining over her parenting style.

    Appeared as Beverly Hofstadter

  • The Status Quo Combustion

    The Status Quo Combustion
    Season 7, Episode 24 - Aired May 15, 2014

    Leonard video chats with Beverly to tell her about his engagement to Penny, but Sheldon's already broken the news to her.

    Appeared as Beverly Hofstadter

  • The Maternal Combustion

    The Maternal Combustion
    Season 8, Episode 23 - Aired April 30, 2015

    When Leonard and Sheldon's work is to be honored, their moms pay a visit to Pasadena. When they finally meet each other, Beverly and Mary disagree over their views on religion, science and parenting.

    Appeared as Beverly Hofstadter

  • The Celebration Experimentation

    The Celebration Experimentation
    Season 9, Episode 17 - Aired February 25, 2016

    Beverly visits Pasadena to attend Sheldon's birthday party, where Barry Kripke flirts with her.

    Appeared as Beverly Hofstadter

  • The Line Substitution Solution

    The Line Substitution Solution
    Season 9, Episode 23 - Aired May 5, 2016

    When Beverly visits Pasadena, Penny tries to bond with her mother-in-law, but Beverly's snide comments make it difficult to form a connection. Beverly admits she was hurt that she wasn't invited to her son's wedding.

    Appeared as Beverly Hofstadter

  • The Convergence Convergence

    The Convergence Convergence
    Season 9, Episode 24 - Aired May 12, 2016

    Beverly is in town for Leonard and Penny's second wedding ceremony, but she's upset that Leonard invited his father and her ex-husband, Alfred, as well.

    Appeared as Beverly Hofstadter

  • The Conjugal Conjecture

    The Conjugal Conjecture
    Season 10, Episode 1 - Aired September 19, 2016

    Leonard's mother, Dr. Beverly Hofstadter, is in town for Leonard and Penny's do-over wedding ceremony.

    Appeared as Beverly Hofstadter

  • The Escape Hatch Identification

    The Escape Hatch Identification
    Season 10, Episode 18 - Aired March 9, 2017

    Sheldon turns to Beverly for help understanding his feelings when Raj moves into his old room.

    Appeared as Beverly Hofstadter

  • The Explosion Implosion

    The Explosion Implosion
    Season 11, Episode 4 - Aired October 16, 2017

    When Penny answers a call from Beverly intended for Leonard, the two of them bond - much to Leonard's discomfort.

    Appeared as Beverly Hofstadter

  • The Novelization Correlation

    The Novelization Correlation
    Season 11, Episode 15 - Aired February 1, 2018

    When Penny claims the protagonist in Leonard's novel is based on her, Leonard realizes he was actually writing about his mother, Beverly.

    Appeared as Beverly Hofstadter

  • The VCR Illumination

    The VCR Illumination
    Season 12, Episode 10 - Aired December 6, 2018

    Worried about Sheldon's emotional state, Leonard and Penny turn to Beverly for help.

    Appeared as Beverly Hofstadter

  • The Conference Valuation

    The Conference Valuation
    Season 12, Episode 17 - Aired March 7, 2019

    Leonard confronts his mother after the guys' experiments with Howard's kids make him look at his childhood differently.

    Appeared as Beverly Hofstadter

  • The Maternal Conclusion

    The Maternal Conclusion
    Season 12, Episode 22 - Aired May 9, 2019

    Leonard wonders what's wrong when Beverly comes to town and shows an interest in his work.

    Appeared as Beverly Hofstadter

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