Acting
Mary McCormack
Plainfield, New Jersey, USABorn 1969 (57 years old)
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).
40
Films
34
TV Shows
Known For
74 Credits
Law & Order
as Rickie the Bartender
1990
Watch What Happens Live with Andy Cohen
as Self - Guest
2009
Law & Order: Criminal Intent
as Mary Shannon
2001
The Late Late Show with Craig Ferguson
as Self
2005
The West Wing
as Kate Harper
1999
ER
as Debbie
1994
Scandal
as Lisa Elliot
2012
The Tonight Show with Jay Leno
1992
The Ellen DeGeneres Show
as Self
2003
25 Words or Less
as Self
2018
25 Words or Less
2018
25 Words or Less
as Mary McCormack
2018