Acting
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).
Acting
- 2021HeelsWillie Day16 ep.
- 2019The L Word: Generation QAnne Finley1 ep.
- 2018The Kids Are AlrightPeggy Cleary23 ep.
- 201825 Words or LessSelf45 ep.
- 2018For the PeopleChloe Daniels1 ep.
- 2017Will & GraceJanet2 ep.
- 2017LoadedCasey8 ep.
- 2016DivorceKathy DeSantis1 ep.
- 2016Match GameSelf - Panelist1 ep.
- 2016To Tell the TruthSelf - Panelist1 ep.
- 2016ChelseaSelf2 ep.
- 2016Chelsea DoesHerself1 ep.
- 2016Angie TribecaAbigail Liukin3 ep.
- 2013Welcome to the FamilyCaroline Yoder9 ep.
- 2012The NewsroomMolly Levy2 ep.
- 2012House of LiesDenna Altshuler7 ep.
- 2009Late Night with Jimmy FallonSelf1 ep.
- 2008In Plain SightMary Shannon61 ep.
- 2005The Late Late Show with Craig FergusonSelf2 ep.
- 2004TrafficCarole McKay3 ep.
- 2003K StreetMaggie Morris10 ep.
- 1999The West WingKate Harper48 ep.
- 1999The Late Late Show with Craig KilbornSelf - Guest2 ep.
- 1995Murder OneJustine Appleton41 ep.
- 1995The Wright VerdictsBeth Eckhart7 ep.
- 1994ERDebbie6 ep.
Guest appearances
- 2026The PittDr. Linda Conley2 ep.
- 202025 Words or LessMary McCormack, Self45 ep.
- 2023The L Word: Generation QAnne Finley1 ep.
- 2020Match GameSelf - Panelist1 ep.
- 2018Will & GraceJanet2 ep.
- 2019Jimmy Kimmel Live!Self1 ep.
- 2018Watch What Happens Live with Andy CohenSelf - Guest1 ep.
- 2018For the PeopleChloe Daniels1 ep.
- 2017To Tell the TruthSelf - Panelist1 ep.
- 2016Angie TribecaAbigail Liukin3 ep.
- 2016ChelseaSelf2 ep.
- 2016DivorceKathy DeSantis1 ep.
- 2016Chelsea DoesHerself1 ep.
- 2015House of LiesDenna Altshuler7 ep.
- 2009The Late Late Show with Craig FergusonSelf2 ep.
- 2014The NewsroomMolly Levy2 ep.
- 2014ScandalLisa Elliot1 ep.
- 2009Late Night with Jimmy FallonSelf1 ep.
- 2008The Tonight Show with Jay Leno1 ep.
- 2008Law & Order: Criminal IntentMary Shannon1 ep.
- 2006The Ellen DeGeneres ShowSelf1 ep.
- 2003ERDebbie6 ep.
- 2004The West WingKate Harper4 ep.
- 2001The Late Late Show with Craig KilbornSelf - Guest2 ep.
- 2001Tony AwardsSelf - Nominee1 ep.
- 1994Law & OrderRickie the Bartender1 ep.
Also known as: Mary Catherine McCormack · مری مککورمک