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Mary McCormack
Mary McCormack

Mary McCormack

ActingBorn February 8, 1969 (age 57)Plainfield, New Jersey, USA

Biography

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).

Filmography

2025
Vicious

as Mother

Movie
2025
The Pitt

as Dr. Linda Conley

TV
2021
Heels

as Willie Day

TV
2020
Unpregnant

as Debra Clarke

Movie
2019TV
2019
Treehouse

as Lilith

Movie
2018
The Kids Are Alright

as Peggy Cleary

TV
2018TV
2018
25 Words or Less

as Mary McCormack

TV
2018
For the People

as Chloe Daniels

TV
2017
Will & Grace

as Janet

TV
2017
Drone

as Ellen

Movie
2017
Loaded

as Casey

TV
2017
Alien Code

as Rebecca

Movie
2017
The Crash

as Sarah Schwab

Movie
2016
Divorce

as Kathy DeSantis

TV
2016
Match Game

as Self - Panelist

TV
2016
To Tell the Truth

as Self - Panelist

TV
2016
Chelsea

as Self

TV
2016Movie
2016
Chelsea Does

as Herself

TV
2016
Angie Tribeca

as Abigail Liukin

TV
2014
Scooby-Doo! WrestleMania Mystery

as Ms. Richards (voice)

Movie
2013
Welcome to the Family

as Caroline Yoder

TV
2013Movie
2012
The Newsroom

as Molly Levy

TV
2012Movie
2012
Scandal

as Lisa Elliot

TV
2012
House of Lies

as Denna Altshuler

TV
2012
The Unprofessional

as Hilary Pfeiffer-Dunne

Movie
2008
In Plain Sight

as Mary Shannon

TV
2007
1408

as Lilly Enslin

Movie
2006
For Your Consideration

as Pilgrim Woman

Movie
2006Movie
2005
Madison

as Bonnie McCormick

Movie
2004
Traffic

as Carole McKay

TV
2003
K Street

as Maggie Morris

TV
2003Movie
2003TV
2002
Full Frontal

as Linda

Movie
2002
World Traveler

as Margaret

Movie
2001
K-PAX

as Rachel Powell

Movie
2001TV
2001Movie
2001
BigLove

as Phoebe

Movie
2000
East of A

as Daphne

Movie
2000
Gun Shy

as Gloria Nesstra

Movie
2000Movie
1999
The Big Tease

as Monique

Movie
1999
Mystery, Alaska

as Donna Biebe

Movie
1999
The West Wing

as Kate Harper

TV
1999
True Crime

as Michelle Ziegler

Movie
1999
Harvest

as Agent Becka Anslinger

Movie
1999Movie
1998
The Alarmist

as Sally

Movie
1998
54

as New Year's Eve Wife (uncredited)

Movie
1998
Deep Impact

as Andrea Baker

Movie
1997Movie
1997
Fathers' Day

as Virginia Farrell (uncredited)

Movie
1997
Private Parts

as Alison Stern

Movie
1997
Colin Fitz

as Moira

Movie
1995
Murder One

as Justine Appleton

TV
1995
The Wright Verdicts

as Beth Eckhart

TV
1995
Backfire!

as Sarah

Movie
1994Movie
1994
ER

as Debbie

TV
1990
Law & Order

as Rickie the Bartender

TV
1956
Tony Awards

as Self - Nominee

TV

Personal Info

DepartmentActing
BirthdayFebruary 8, 1969
Place of BirthPlainfield, New Jersey, USA
Popularity1.5