Mary McCormack - Cast

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Overview Cast Crew
Mary McCormack

Mary McCormack

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).

Casted
  • 1408

    1408

    Played Lilly Enslin

    Average Rating
    6.7
    4687 votes
    Release Date
    Jun 22, 2007
    19 years ago
  • Deep Impact

    Deep Impact

    Played Andrea Baker

    Average Rating
    6.2
    3178 votes
    Release Date
    May 08, 1998
    28 years ago
  • K-PAX

    K-PAX

    Played Rachel Powell

    Average Rating
    7.2
    2596 votes
    Release Date
    Oct 26, 2001
    24 years ago
  • Miracle on 34th Street

    Miracle on 34th Street

    Played Myrna Foy

    Average Rating
    6.7
    1095 votes
    Release Date
    Nov 18, 1994
    31 years ago
  • True Crime

    True Crime

    Played Michelle Ziegler

    Average Rating
    6.5
    820 votes
    Release Date
    Mar 19, 1999
    27 years ago
  • 54

    54

    Played New Year's Eve Wife (uncredited)

    Average Rating
    5.9
    504 votes
    Release Date
    Aug 28, 1998
    28 years ago
  • Private Parts

    Private Parts

    Played Alison Stern

    Average Rating
    6.4
    363 votes
    Release Date
    Mar 07, 1997
    29 years ago
  • Scooby-Doo! WrestleMania Mystery

    Scooby-Doo! WrestleMania Mystery

    Played Ms. Richards (voice)

    Average Rating
    7.3
    324 votes
    Release Date
    Mar 11, 2014
    12 years ago
  • Unpregnant

    Unpregnant

    Played Debra Clarke

    Average Rating
    6.9
    310 votes
    Release Date
    Sep 10, 2020
    5 years ago
  • Fathers' Day

    Fathers' Day

    Played Virginia Farrell (uncredited)

    Average Rating
    5.5
    293 votes
    Release Date
    May 09, 1997
    29 years ago
  • Drone

    Drone

    Played Ellen

    Average Rating
    5.3
    280 votes
    Release Date
    May 26, 2017
    8 years ago
  • Mystery, Alaska

    Mystery, Alaska

    Played Donna Biebe

    Average Rating
    6.3
    272 votes
    Release Date
    Oct 01, 1999
    26 years ago
  • Right at Your Door

    Right at Your Door

    Played Lexi

    Average Rating
    5.8
    247 votes
    Release Date
    Jan 23, 2006
    20 years ago
  • Dickie Roberts: Former Child Star

    Dickie Roberts: Former Child Star

    Played Grace Finney

    Average Rating
    5.1
    201 votes
    Release Date
    Sep 04, 2003
    22 years ago
  • For Your Consideration

    For Your Consideration

    Played Pilgrim Woman

    Average Rating
    5.7
    172 votes
    Release Date
    Nov 17, 2006
    19 years ago
  • Vicious

    Vicious

    Played Mother

    Average Rating
    5.9
    167 votes
    Release Date
    Sep 19, 2025
    6 months ago
  • Gun Shy

    Gun Shy

    Played Gloria Nesstra

    Average Rating
    5.2
    144 votes
    Release Date
    Feb 04, 2000
    26 years ago
  • Full Frontal

    Full Frontal

    Played Linda

    Average Rating
    4.6
    106 votes
    Release Date
    Aug 02, 2002
    24 years ago
  • The Broken Hearts Club: A Romantic Comedy

    The Broken Hearts Club: A Romantic Comedy

    Played Anne

    Average Rating
    6.2
    90 votes
    Release Date
    Feb 01, 2000
    26 years ago
  • Treehouse

    Treehouse

    Played Lilith

    Average Rating
    5.5
    82 votes
    Release Date
    Mar 01, 2019
    7 years ago
  • Alien Code

    Alien Code

    Played Rebecca

    Average Rating
    5.4
    69 votes
    Release Date
    Apr 23, 2017
    9 years ago
  • High Heels and Low Lifes

    High Heels and Low Lifes

    Played Frances

    Average Rating
    6.1
    66 votes
    Release Date
    Jul 16, 2001
    25 years ago
  • The Crash

    The Crash

    Played Sarah Schwab

    Average Rating
    4.5
    55 votes
    Release Date
    Jan 13, 2017
    9 years ago
  • A Country Called Home

    A Country Called Home

    Played Amanda

    Average Rating
    5.3
    38 votes
    Release Date
    Feb 26, 2016
    10 years ago
  • Escape from Polygamy

    Escape from Polygamy

    Played Leann

    Average Rating
    6.8
    37 votes
    Release Date
    Aug 24, 2013
    12 years ago
  • Madison

    Madison

    Played Bonnie McCormick

    Average Rating
    5.7
    33 votes
    Release Date
    Apr 22, 2005
    21 years ago
  • The Big Tease

    The Big Tease

    Played Monique

    Average Rating
    5.7
    23 votes
    Release Date
    Nov 26, 1999
    26 years ago
  • World Traveler

    World Traveler

    Played Margaret

    Average Rating
    3.9
    23 votes
    Release Date
    Apr 19, 2002
    24 years ago
  • The Alarmist

    The Alarmist

    Played Sally

    Average Rating
    4.4
    18 votes
    Release Date
    Oct 23, 1998
    27 years ago
  • Still Laugh-In: The Stars Celebrate

    Still Laugh-In: The Stars Celebrate

    Played Self

    Average Rating
    5.3
    15 votes
    Release Date
    May 14, 2019
    7 years ago
  • An American Girl Story: Maryellen 1955 - Extraordinary Christmas

    An American Girl Story: Maryellen 1955 - Extraordinary Christmas

    Played Kay Larkin

    Average Rating
    7.8
    12 votes
    Release Date
    Nov 25, 2016
    9 years ago
  • Other Voices

    Other Voices

    Played Anna

    Average Rating
    3.5
    10 votes
    Release Date
    Jan 22, 2000
    26 years ago
  • Backfire!

    Backfire!

    Played Sarah Jackson

    Average Rating
    3.0
    6 votes
    Release Date
    Jan 20, 1995
    31 years ago
  • Getting to Know You

    Getting to Know You

    Played Leila Lee

    Average Rating
    7.5
    6 votes
    Release Date
    Jan 22, 1999
    27 years ago
  • Should've Been Romeo

    Should've Been Romeo

    Played Ellen

    Average Rating
    4.3
    3 votes
    Release Date
    Apr 28, 2012
    14 years ago
  • BigLove

    BigLove

    Played Phoebe

    Average Rating
    6.7
    3 votes
    Release Date
    Jan 19, 2001
    25 years ago
  • Colin Fitz

    Colin Fitz

    Played Moira

    Average Rating
    5.0
    2 votes
    Release Date
    Jan 19, 1997
    29 years ago
  • Harvest

    Harvest

    Played Agent Becka Anslinger

    Average Rating
    3.0
    2 votes
    Release Date
    Mar 12, 1999
    27 years ago
  • National Memorial Day Concert

    National Memorial Day Concert

    Played Self

    Average Rating
    2.0
    1 votes
    Release Date
    May 28, 2023
    2 years ago

  • East of A

    Played Daphne

    Average Rating
    0.0
    0 votes
    Release Date
    Mar 03, 2000
    26 years ago

  • The Unprofessional

    Played Hilary Pfeiffer-Dunne

    Average Rating
    0.0
    0 votes
    Release Date
    Jan 01, 2012
    14 years ago
  • Murder One: Diary of a Serial Killer

    Murder One: Diary of a Serial Killer

    Played Justine Appleton

    Average Rating
    0.0
    0 votes
    Release Date
    May 25, 1997
    29 years ago
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