Mary McCormack
Born on February 8th, 1969
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 National Memorial Day Concert
2023
Self
Details Still Laugh-In: The Stars Celebrate
2019
Self
Details An American Girl Story: Maryellen 1955 - Extraordinary Christmas
2016
Kay Larkin
Details A Country Called Home
2016
Amanda
Details Scooby-Doo! WrestleMania Mystery
2014
Ms. Richards (voice)
Details Escape from Polygamy
2013
Leann
Details Should've Been Romeo
2012
Ellen
Details The Unprofessional
2012
Hilary Pfeiffer-Dunne
Details For Your Consideration
2006
Pilgrim Woman
Details Madison
2005
Bonnie McCormick
Details Dickie Roberts: Former Child Star
2003
Grace Finney
Details High Heels and Low Lifes
2001
Frances
Details The Broken Hearts Club: A Romantic Comedy
2000
Anne
Details Mystery, Alaska
1999
Donna Biebe
Details True Crime
1999
Michelle Ziegler
Details Harvest
1999
Agent Becka Anslinger
Details Getting to Know You
1999
Leila Lee
Details 54
1998
New Year's Eve Wife (uncredited)
Details Deep Impact
1998
Andrea Baker
Details Fathers' Day
1997
Virginia Farrell (uncredited)
Details Private Parts
1997
Alison Stern
Details Miracle on 34th Street
1994
Myrna Foy
Details 