=== Television ===
{| class="wikitable sortable"
!Year
!Title
!Role
! class="unsortable" |Notes
|-
|1989
|''Dream Street''
|Joann
|2 episoder
|-
|1991
|''CBS Schoolbreak Special''
|Abby Morris
|Episode: "Abby, My Love"<br /><br />Nomineret– Daytime Emmy Award for Outstanding Performer in a Children's Special
|-
|1992
|''I'll Fly Away''
|Diane
|3 episoder
|-
|1993
|''Tribeca''
|Rose Polito
|Episode: "The Hopeless Romantic"
|-
|1993
|''Victim of Love: The Shannon Mohr Story''
|Tracey Lien
|TV-serie
|-
|1995
|''{{Sortname|The|Single Guy}}''
|Christie
|Episode: "Tennis"
|-
|1996
|''New York Undercover''
|Connie
|Episode: "A Time to Kill"
|-
|1996
|''[[Law & Order]]''
|Shelly Taggert
|Episode: "Girlfriends"
|-
|1998
|''[[Law & Order]]''
|Alice Simonelli
|Episode: "Punk"
|-
|1999
|''Deep in My Heart''
|Young Gerry Cummins
|TV-film
|-
|2001
|''Family Law''
|Carly Hanson
|Episode: "Intentions"
|-
|2002
|''Law &amp;amp; Order: Criminal Intent''
|Charlotte Fielding
|Episode: "Phantom"
|-
|2002
|''[[CSI: Crime Scene Investigation]]''
|Tracy Logan
|Episode: "Chasing the Bus"
|-
|2003
|''Miss Match''
|Michelle Schiff
|Episode: "The Love Bandit"
|-
|2004
|''Six Months to Live''
|Alice
|Episode: "1.1"
|-
|2004–05
|''[[Aftenvagten|Third Watch]]''
|Grace Foster
|22 episoder
|-
|2006–07
|''{{Sortname|The|Sopranos}}''
|Kelli Moltisanti
|7 episoder
|-
|2007
|''[[Law & Order]]''
|Attorney Shannon
|Episode: "Melting Pot"
|-
|2007
|''Queens Supreme''
|Bettina Martinelli
|Episode: "That Voodoo That You Do"
|-
|2007
|''{{Sortname|The|Dead Zone|The Dead Zone (TV series)}}''
|Sheriff Anna Turner
|6 episoder
|-
|2008
|''Law &amp;amp; Order: Special Victims Unit''
|Rachel Zelinsky
|Episode: "Unorthodox"
|-
|2008
|''{{Sortname|The|Unquiet}}''
|Julie Bishop
|TV-film
|-
|2009
|''[[Skadestuen|ER]]''
|Lisa Salamunovich
|Episode: "And in the End..."
|-
|2009
|''[[NCIS (tv-serie)|NCIS]]''
|Navy Cdr. Sarah Resnik
|Episode: "Power Down"
|-
|2010
|''[[Mad Men]]''
|Faye Miller
|10 episoder<br /><br />Nomineret – Primetime Emmy Award for Outstanding Guest Actress in a Drama Series<br /><br />Nomineret – [[Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series]]
|-
|2011
|''Brothers &amp;amp; Sisters''
|Rose
|3 episoder
|-
|2011
|''Hawaii Five-0''
|Agent Allison Marsh
|Episode: "Ho'opa'i"
|-
|2011
|''{{Sortname|A|Gifted Man}}''
|Carol Gordan
|Episode: "In Case of Discomfort"
|-
|2012
|''Drew Peterson: Untouchable''
|Kathleen Savio
|TV-film
|-
|2013
|''Castle''
|Siobhan O'Doul
|Episode: "The Wild Rover"
|-
|2013
|''{{Sortname|The|Good Wife}}''
|Charlene Peterson
|Episode: "A More Perfect Union"
|-
|2014
|''{{Sortname|The|Carrie Diaries|The Carrie Diaries (tv-serie)}}''
|Penny
|Episode: "Hungry Like the Wolf"
|-
|2014
|''[[Elementary]]''
|Sarah Cushing
|Episode: "Ears to You"
|-
|2014–15
|''[[Person of Interest (tv-serie)|Person of Interest]]''
|Martine Rousseau
|8 episoder
|-
|2015
|''The Mysteries of Laura''
|Julia Davis
|Episode: "The Mystery of the Taken Boy"
|-
|2016–nu
|''[[Stranger Things]]''
|Karen Wheeler
|Hovedrolle<br /><br />[[Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series]] <small>(2016)</small><br /><br />Nomineret– [[Screen Actors Guild Award for Outstanding Performance by an Ensemble in a Drama Series]] <small>(2017, 2019)</small>
|-
|2017
|''The Blacklist: Redemption''
|Anna Copeland
|Episode: "Leland Bray"
|-
|2017
|''Bull''
|Amaya Andrews
|Episode: "The Illusion of Control"
|-
|2018
|''The Bad Seed''
|Angela Grossman
|TV-film
|-
|2018
|''The Romanoffs''
|Debbie Newman
|Episode: "Bright and High Circle"
|-
|2019–21
|''Supergirl''
|Gamemnae
|Gentagende role<ref>{{Cite web|last=Boucher|first=Geoff|title='Supergirl': Mitch Pileggi And Cara Buono Join Season 5 Cast|url=https://deadline.com/2019/09/supergirl-mitch-pileggi-xfiles-and-cara-buono-stranger-things-join-season-4-cast-1202738235/|website=Deadline|date=19. september 2019}}</ref>
|-
|2019
|''God Friended Me''
|Karen
|Episode: "Return to Sender"
|-
|2022
|''The Girl from Plainville''
|Gail Carter
|
|}
Levende_personer