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Mary McCormack
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1956–2025
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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 co...
Known for
Acting
Born
February 8, 1969
Place of birth
Plainfield, New Jersey, USA
0 / 27
0%
Your avg
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Active
1956–2025
Top rated
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Known for
Acting
Born
February 8, 1969
Place of birth
Plainfield, New Jersey, USA
SHOWS STARRING
Mary McCormack
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).