PERSON
Mary McCormack
Acting
Cast
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).
Browse this person's indexed movie and television credits across the ReelSuite catalog.
32indexed credits in this edition
Movies
17 titles
Vicious
·
2025·
Movie
Unpregnant
·
2020·
Movie
Drone
·
2017·
Movie
Scooby-Doo! WrestleMania Mystery
·
2014·
Movie
1408
·
2007·
Movie
Right at Your Door
·
2006·
Movie
For Your Consideration
·
2006·
Movie
Dickie Roberts: Former Child Star
·
2003·
Movie
Full Frontal
·
2002·
Movie
Gun Shy
·
2000·
Movie
True Crime
·
1999·
Movie
Mystery, Alaska
·
1999·
Movie
Deep Impact
·
1998·
Movie
54
·
1998·
Movie
Private Parts
·
1997·
Movie
Fathers' Day
·
1997·
Movie
Miracle on 34th Street
·
1994·
Movie
TV series
15 titles
The Pitt
·
2025·
TV Show
Heels
·
2021·
TV Show
The L Word: Generation Q
·
2019·
TV Show
Angie Tribeca
·
2016·
TV Show
Scandal
·
2012·
TV Show
The Newsroom
·
2012·
TV Show
House of Lies
·
2012·
TV Show
Late Night with Jimmy Fallon
·
2009·
TV Show
In Plain Sight
·
2008·
TV Show
The Late Late Show with Craig Ferguson
·
2005·
TV Show
Jimmy Kimmel Live!
·
2003·
TV Show
Law & Order: Criminal Intent
·
2001·
TV Show
The West Wing
·
1999·
TV Show
The Tonight Show with Jay Leno
·
1992·
TV Show
Law & Order
·
1990·
TV Show