Mary McCormack
Known for ActingBorn 1969-02-08 (age 57)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).Read more
Movies & web series
East of A
★ 10.0View details →
East of A
2000 · Movie
★ 10.0View details →
The Wright Verdicts
1995 · Series
★ 8.7View details →
The Pitt
2025 · Series
★ 8.3View details →
The West Wing
1999 · Series
★ 8.1View details →
The Newsroom
2012 · Series
★ 7.6View details →
The L Word: Generation Q
2019 · Series
★ 7.8View details →
ER
1994 · Series
★ 7.5View details →
Will & Grace
2017 · Series
★ 7.7View details →
Murder One
1995 · Series
★ 7.6View details →
Law & Order: Criminal Intent
2001 · Series
★ 7.4View details →
Heels
2021 · Series
★ 7.4View details →
An American Girl Story: Maryellen 1955 - Extraordinary Christmas
2016 · Movie
★ 7.5View details →
BigLove
2001 · Movie
★ 7.5View details →
Getting to Know You
1999 · Movie
★ 7.3View details →
Scooby-Doo! WrestleMania Mystery
2014 · Movie
★ 7.2View details →
For the People
2018 · Series
★ 7.2View details →
Scandal
2012 · Series
★ 7.2View details →
K-PAX
2001 · Movie
★ 7.3View details →
Law & Order
1990 · Series
★ 7.0View details →
In Plain Sight
2008 · Series
★ 6.8View details →
Unpregnant
2020 · Movie
★ 6.8View details →
The Kids Are Alright
2018 · Series
★ 7.0View details →
Murder One: Diary of a Serial Killer
1997 · Movie
★ 6.9View details →
The Late Late Show with Craig Ferguson
2005 · Series
★ 6.7View details →
Escape from Polygamy
2013 · Movie
★ 6.7View details →
1408
2007 · Movie
★ 6.8View details →
Miracle on 34th Street
1994 · Movie
★ 6.6View details →
House of Lies
2012 · Series
★ 6.5View details →
Divorce
2016 · Series
★ 6.5View details →
Match Game
2016 · Series
★ 6.4View details →
Loaded
2017 · Series
★ 6.4View details →
Angie Tribeca
2016 · Series
★ 6.5View details →
True Crime
1999 · Movie
★ 6.4View details →
Traffic
2004 · Series
★ 6.5View details →
Private Parts
1997 · Movie
★ 6.3View details →
The Broken Hearts Club: A Romantic Comedy
2000 · Movie
★ 6.3View details →
Mystery, Alaska
1999 · Movie
★ 6.3View details →
Colin Fitz
1997 · Movie
★ 6.0View details →
Vicious
2025 · Movie
★ 6.3View details →
Deep Impact
1998 · Movie
★ 6.1View details →
High Heels and Low Lifes
2001 · Movie
★ 5.9View details →
Late Night with Jimmy Fallon
2009 · Series
★ 5.8View details →
To Tell the Truth
2016 · Series
★ 5.8View details →
Right at Your Door
2006 · Movie
★ 5.9View details →
The Big Tease
1999 · Movie
★ 5.9View details →
54
1998 · Movie
★ 5.8View details →
For Your Consideration
2006 · Movie
★ 5.8View details →
Madison
2005 · Movie