Mary McCormack
Known For
Acting
Born
1969-02-08 in 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).
Most Known For
Law & Order
as Rickie the Bartender
Watch What Happens Live with Andy Cohen
as Self - Guest
The West Wing
as Kate Harper
ER
as Debbie
Scandal
as Lisa Elliot
Law & Order: Criminal Intent
as Mary Shannon
The Late Late Show with Craig Ferguson
as Self
The Ellen DeGeneres Show
as Self
The Tonight Show with Jay Leno
Angie Tribeca
as Abigail Liukin
Will & Grace
as Janet
The Newsroom
as Molly Levy
25 Words or Less
as Self
25 Words or Less
25 Words or Less
as Mary McCormack
Chelsea
as Self
In Plain Sight
as Mary Shannon
Late Night with Jimmy Fallon
as Self
House of Lies
as Denna Altshuler
Match Game
as Self - Panelist