Editing Cynthia Nixon (section)

===Television===
{| class="wikitable sortable"
|-
! Year !! Title !! Role !! Notes
|-
| rowspan ="2"|1982
| ''[[Rascals and Robbers: The Secret Adventures of Tom Sawyer and Huckleberry Finn|Rascals and Robbers: The Secret Adventures<br>of Tom Sawyer and Huckleberry Finn]]''
| Alice
|rowspan="2"| TV film
|-
| ''[[My Body, My Child]]''
| Nancy 
|-
| 1988
| ''[[Tanner '88]]''
| Alex Tanner
| 10 episodes
|-
| rowspan="2" | 1989
| ''[[Gideon Oliver]]''
| Allison Parrish Slocum
| Episode: "Sleep Well, Professor Oliver"
|-
| ''[[The Equalizer (1985 TV series)|The Equalizer]]''
| Jackie
| Episode: "[[The Equalizer (1985 TV series) season 4#ep78|Silent Fury]]"
|-
| rowspan="3" | 1990
| ''[[The Young Riders]]''
| Annie
| 2 episodes
|-
| ''[[Law & Order]]''
| Laura di Biasi
| Episode: "[[Subterranean Homeboy Blues]]"
|-
| ''A Green Journey''
| Janet
| TV film
|-
| 1991
| ''[[Love, Lies and Murder]]''
| Donna
| Miniseries
|-
| 1993
| ''[[Murder, She Wrote]]''
| Alice Morgan
| Episode: "Threshold of Fear"
|-
| rowspan="2" | 1996
| ''[[Early Edition]]''
| Sheila
| Episode: "Baby"
|-
| ''[[Nash Bridges]]''
| Melissa
| Episode: "Aloha Nash"
|-
| 1998–2004
| ''[[Sex and the City]]''
| [[Miranda Hobbes]]
| Main role; 94 episodes
|-
| rowspan="2" | 1999
| ''{{sortname|The|Outer Limits|dab=1995 TV series}}''
| Trudy
| Episode: "[[List of The Outer Limits (1995 TV series) episodes#ep88|Alien Radio]]"
|-
| ''[[Touched by an Angel]]''
| Melina Richardson/Sister Sarah
| Episode: "Into the Fire"
|-
| 2004
| ''[[Tanner on Tanner]]''
| Alex Tanner
| 4 episodes
|-
| rowspan="3" | 2005
| ''[[ER (TV series)|ER]]''
| Ellie
| Episode: "Alone in a Crowd"
|-
| ''[[Warm Springs (film)|Warm Springs]]''
| [[Eleanor Roosevelt]]
| TV film
|-
| ''[[House (TV series)|House]]''
| Anica Jovanovich
| Episode: "[[Deception (House)|Deception]]"
|-
| 2007
| ''[[Law & Order: Special Victims Unit]]''
| Janis Donovan
| Episode: Alternate
|-
| 2010–2011
| ''{{sortname|The|Big C|dab=TV series}}''
| Rebecca
| 10 episodes
|-
| rowspan="2" | 2011
| ''[[Too Big to Fail (film)|Too Big to Fail]]''
| [[Michele Davis]]
| TV film
|-
| ''[[Law & Order: Criminal Intent]]''
| Amanda Reese
| Episode: "Icarus"
|-
| rowspan="2" | 2012
| ''[[World Without End (miniseries)|World Without End]]''
| Petronilla
| 7 episodes
|-
| ''[[30 Rock]]''
| Herself
| Episode: "[[Kidnapped by Danger]]"
|-
| 2013–2014
| ''[[Alpha House]]''
| Senator Carly Armiston
| 6 episodes
|-
| 2014
| ''[[Hannibal (TV series)|Hannibal]]''
| Kade Prurnell
| 4 episodes
|-
| 2015
| ''[[The Affair (TV series)|The Affair]]''
| Marilyn
| Episode: "210"
|-
| rowspan="2" | 2016
| ''[[Broad City]]''
| Barb
| Episode: "2016"
|-
| ''[[Killing Reagan (film)|Killing Reagan]]''
| [[Nancy Reagan]]
| TV film
|-
| 2020
| ''[[Ratched (TV series)|Ratched]]''
| Gwendolyn Briggs
| Main cast
|-
| 2021–present
| ''[[And Just Like That...]]''
| [[Miranda Hobbes]]
| 21 episodes, also executive producer and director
|-
| 2022–present
| ''[[The Gilded Age (TV series)|The Gilded Age]]''
| Ada Brook
| Main cast
|}