Known For
Acting
Born
Feb 08, 1969
Place of Birth
Plainfield, New Jersey, USA
Credits
77 titles
Mary McCormack
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).
Known For
Filmography
Vicious
Mother
The Pitt
Dr. Linda Conley
National Memorial Day Concert
Self
Heels
Willie Day
Unpregnant
Debra Clarke
The L Word: Generation Q
Anne Finley
Still Laugh-In: The Stars Celebrate
Self
Treehouse
Lilith
The Kids Are Alright
Peggy Cleary
25 Words or Less
Self
For the People
Chloe Daniels
Will & Grace
Janet
Drone
Ellen
Loaded
Casey
Alien Code
Rebecca
The Crash
Sarah Schwab
An American Girl Story: Maryellen 1955 - Extraordinary Christmas
Kay Larkin
Divorce
Kathy DeSantis
Match Game
Self - Panelist
To Tell the Truth
Self - Panelist
Chelsea
Self
A Country Called Home
Amanda
Chelsea Does
Herself
Angie Tribeca
Abigail Liukin
Scooby-Doo! WrestleMania Mystery
Ms. Richards (voice)
Welcome to the Family
Caroline Yoder
Escape from Polygamy
Leann
The Newsroom
Molly Levy
Should've Been Romeo
Ellen
Scandal
Lisa Elliot
House of Lies
Denna Altshuler
The Unprofessional
Hilary Pfeiffer-Dunne
Watch What Happens Live with Andy Cohen
Self - Guest
Late Night with Jimmy Fallon
Self
In Plain Sight
Mary Shannon
1408
Lilly Enslin
For Your Consideration
Pilgrim Woman
Right at Your Door
Lexi
Madison
Bonnie McCormick
The Late Late Show with Craig Ferguson
Self
Traffic
Carole McKay
K Street
Maggie Morris
The Ellen DeGeneres Show
Self
Dickie Roberts: Former Child Star
Grace Finney
Jimmy Kimmel Live!
Self
Full Frontal
Linda
World Traveler
Margaret
K-PAX
Rachel Powell
Law & Order: Criminal Intent
Mary Shannon
High Heels and Low Lifes
Frances