Mary McCormack Photo

Mary McCormack

Acting

8.7 Popularity Feb 08, 1969 (56 years old) 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 ...

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 75

2025
Vicious Movie
2021
Heels TV

as Willie Day

2020
Unpregnant Movie

as Debra Clarke

2019
The L Word: Generation Q TV

as Anne Finley

2019
Treehouse Movie

as Lilith

2018
The Kids Are Alright TV

as Peggy Cleary

2018
2018
For The People TV

as Chloe Daniels

2017
Will & Grace TV

as Janet

2017
Drone Movie

as Ellen

2017
Loaded TV

as Casey

2017
Alien Code Movie

as Rebecca

2017
The Crash Movie

as Sarah Schwab

2016
Divorce TV

as Kathy DeSantis

2016
Match Game TV

as Self - Panelist

2016
To Tell the Truth TV

as Self - Panelist

Photos 4

Mary McCormack Photo
Mary McCormack Photo
Mary McCormack Photo
Mary McCormack Photo

Personal Details

Known For Acting
Gender Female
Birthday February 08, 1969 (56 years old)
Place of Birth Plainfield, New Jersey, USA
Also Known As Mary Catherine McCormack, مری مک‌کورمک
Years Active 1956 - 2025
Popularity 8.7
Career Stats
75 Total Credits
41 Movie Roles
34 TV Roles
4 Photos