1969-02-08 Plainfield, New Jersey, USA
Mary Catherine McCormack is an American actress. She has had leading roles as Justine Appleton on the series Murder One (1995–1997), as Deputy National Security Adviser Kate Harper on The West Wing (2004–2006), as Deputy U.S. Marshal Mary Shannon on In Plain Sight (2008–2012), and as Peggy on the comedy series The Kids Are Alright (2018–2019).
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Vicious | 2025-08-06 | |
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National Memorial Day Concert | Self | 2023-05-28 |
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Unpregnant | Debra Clarke | 2020-09-10 |
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Treehouse | Lilith | 2019-03-01 |
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Still Laugh-In: The Stars Celebrate | Self | 2019-05-14 |
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The Crash | Sarah Schwab | 2017-01-13 |
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Drone | Ellen | 2017-05-26 |
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Alien Code | Rebecca | 2017-04-23 |
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A Country Called Home | Amanda | 2016-02-26 |
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An American Girl Story: Maryellen 1955 - Extraordinary Christmas | Kay Larkin | 2016-11-25 |
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Scooby-Doo! WrestleMania Mystery | Ms. Richards (voice) | 2014-03-11 |
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Escape from Polygamy | Leann | 2013-08-24 |
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The Unprofessional | Hilary Pfeiffer-Dunne | 2012-01-01 |
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Should've Been Romeo | Ellen | 2012-04-28 |
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1408 | Lilly Enslin | 2007-06-22 |
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For Your Consideration | Pilgrim Woman | 2006-11-17 |
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Right at Your Door | Lexi | 2006-01-23 |
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Madison | Bonnie McCormick | 2005-04-22 |
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Dickie Roberts: Former Child Star | Grace Finney | 2003-09-04 |
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World Traveler | Margaret | 2002-04-19 |
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Full Frontal | Linda | 2002-08-02 |
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High Heels and Low Lifes | Frances | 2001-07-16 |
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BigLove | Phoebe | 2001-01-19 |
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K-PAX | Rachel Powell | 2001-10-26 |
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The Broken Hearts Club: A Romantic Comedy | Anne | 2000-02-01 |
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East of A | Daphne | 2000-03-03 |
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Other Voices | Anna | 2000-01-22 |
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Gun Shy | Gloria Nesstra | 2000-02-04 |
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Getting to Know You | Leila Lee | 1999-01-22 |
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The Big Tease | Monique | 1999-11-26 |
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Mystery, Alaska | Donna Biebe | 1999-10-01 |
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True Crime | Michelle Ziegler | 1999-03-19 |
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Harvest | Agent Becka Anslinger | 1999-03-12 |
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Deep Impact | Andrea Baker | 1998-05-08 |
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54 | New Year's Eve Wife (uncredited) | 1998-08-28 |
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The Alarmist | Sally | 1998-10-23 |
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Colin Fitz | Moira | 1997-01-19 |
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Private Parts | Alison Stern | 1997-03-07 |
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Fathers' Day | Virginia Farrell (uncredited) | 1997-05-09 |
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Backfire! | Sarah Jackson | 1995-01-20 |
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Miracle on 34th Street | Myrna Foy | 1994-11-18 |
