| Year | Title | Role | Notes |
|---|
| 1990 | Murphy Brown | Nurse Healy | Episode: "The Bitch's Back" |
| 1991 | Long Road Home | Waitress | TV movie |
| Shadow of a Doubt | Waitress | TV movie |
| Veronica Clare | Secretary | Episode: "Slow Violence" |
| Sibs | Susan | Episode: "The Naked and the Damned" |
| 1992 | Intruders | Neil's Daughter | Miniseries |
| Harry and the Hendersons | Linda | Episode: "Skin Deep" |
| 1993 | The Adventures of Brisco County, Jr. | Sally Dane | Episode: "Mail Order Brides" |
| Harmful Intent | Monica Carver | TV movie |
| 1994 | Limboland | Various | Episode: "Pilot" |
| Trick of the Eye | Cathy Newman | TV movie |
| On Our Own | Nancy Fuller | Episode: "Baby Blues" |
| 1995 | Roseanne | Margaret D. | Episode: "My Name Is Bev" |
| The Watcher | | Episode: "A Change of Heart" |
| Thunder Alley | Mrs. Duffy | Episode: "Just a Vacation" |
| Melrose Place | | Episode: "Kiss, Kiss Bang, Bang" |
| 1996 | ER | Joanne Barris | Episode: "Fevers of Unknown Origin" |
| What Love Sees | Lucy Treadway | TV movie |
| Ellen | The Woman | Episode: "The Bubble Gum Incident" |
| Friends | Troop Leader | Episode: "The One Where Rachel Quits" |
| 1998 | Suddenly Susan | Lynnette | Episode: "Pucker Up" |
| Sleepwakers | Detective Fusco/Vuscow | 2 episodes |
| Babylon 5 | Publicist | Episode: "Sleeping in Light" |
| 1999 | The Rockford Files: If It Bleeds... It Leads | Mrs. Disarcina | TV movie |
| Time of Your Life | Mollie | Episode: "The Time She Got Mobbed" |
| Touched by an Angel | Diane 'Dee Dee' Mangione | Episode: "Family Business" |
| 2000 | Profiler | Alice | Episode: "Mea Culpa" |
| For All Time | Tracy | TV movie |
| 2001 | Any Day Now | | Episode: "Don't Tell Me It's Not About Frankie" |
| The Chronicle | Reba | Episode: "Baby Got Back" |
| Dharma & Greg | Martha | Episode: "With a Little Help from My Friend" |
| 2002 | Ally McBeal | Marie Hall | Episode: "One Hundred Tears" |
| Six Feet Under | Professor | Episode: "The Plan" |
| Door to Door | Rhoda | TV movie |
| John Doe | Mrs. Nichols | Episode: "Pilot" |
| Touched by an Angel | Gwen Gold | Episode: "The Sixteenth Minute" |
| Strong Medicine | Isobel | Episode: "Family History" |
| MDs | Melora | Episode: "Wing and a Prayer" |
| 2002–2005 | CSI: Crime Scene Investigation | Jacqui Franco | Recurring |
| 2003 | The Brotherhood of Poland, New Hampshire | Andrea Morris | Episode: "Little Girl Lost" |
| 2004 | Without a Trace | Karen Miller | Episode: "Wannabe" |
| 7th Heaven | Sally Fleming | Episode: "Two Weddings, an Engagement and a Funeral" |
| Oliver Beene | Mrs. Martinelli | Episode: "Ward Have Mercy" |
| Nip/Tuck | Libby Zucker | Episode: "Erica Noughton" |
| 2004, 2010 | King of the Hill | Margo (voice) | 2 episodes |
| 2005 | Medium | Jury Consultant | Episode: "Suspicions and Certainties" |
| Back to You and Me | Cheryl | TV movie |
| Grey's Anatomy | Lea Seibert | Episode: "Enough Is Enough" |
| Close to Home | Detective Williams | Episode: "Baseball Murder" |
| 2006 | Crossing Jordan | Allison Cohen | Episode: "Death Toll" |
| Boston Legal | Stephanie Beller | Episode: "Word Salad Days" |
| Shark | Margaret Pool | Episode: "Pilot" |
| Prison Break | Detective Kathryn Slattery | 2 episodes |
| 2007 | Help Me Help You | Ruth Weiner | Uncredited; Episode: "Boxer" |
| Dirt | Rema Saunders | Episode: "Ovophagy" |
| Brothers & Sisters | The Counselor | 2 episodes |
| State of Mind | Louise | Episode: "Pilot" |
| 2008 | Head Case | Principal | Episode: "Good Vibes" |
| Swingtown | Dr. Gardner | 2 episodes |
| The Oaks | Molly | TV Pilot |
| 2009 | Ghost Whisperer | Gail Dwight | Episode: "Slow Burn" |
| Trust Me | | Episode: "You Got Chocolate in My Peanut Butter" |
| Raising the Bar | Barbara Goslin | Episode: "Hair Apparent" |
| Glee: Director's Cut Pilot Episode | Carole Hudson | Re-cut episode |
| Eastwick | Elise Dunn | Episode: "Mooning and Crooning" |
| 2009–2015 | Glee | Carole Hudson-Hummel | Recurring, 18 episodes |
| 2010 | King of the Hill | Additional voices | Episode: "The Honeymooners" |
| Hawthorne | Jo Ellen Paxton | Episode: "The Starting Line" |
| Private Practice | Jackie | Episode: "A Better Place to Be" |
| 2011 | Criminal Minds | Lizzie Sparks | Episode: "Coda" |
| Mr. Sunshine | Diane | Episode: "Hostile Workplace" |
| Big Love | Monica Swanson | Episode: "Exorcism" |
| In Plain Sight | Dr. Wolk | Episode: "I'm a Liver Not a Fighter" |
| Drop Dead Diva | Molly Haller | Episode: "Dream Big" |
| Five | Lynne | TV movie |
| Harry's Law | Mrs. Wells | Episode: "Queen of Snark" |
| Fringe | Kate | Episode: "And Those We've Left Behind" |
| Paul the Male Matchmaker | Daphne | 2 episodes |
| 2012 | A Taste of Romance | Patsy Danvers | TV movie |
| Drew Peterson: Untouchable | Sofia | TV movie |
| CSI: Miami | Amy Burton | Episode: "Terminal Velocity" |
| Law & Order: Special Victims Unit | Professor Kathleen Dobson | Episode: "Twenty-Five Acts" |
| Up All Night | Joan | Episode: "I Can't Quit You" |
| Downwardly Mobile | Sheila | TV Pilot |
| 2013 | Justified | Sonya Gables | 2 episodes |
| Castle | Nurse Lockhart | Episode: "Scared to Death" |
| The Spirit Seeker | Eva McDowall | TV short |
| We Are Men | Carter's Mom | Episode: "Pilot" |
| 2014 | House of Lies | Psychiatrist | Episode: "Soldiers" |
| The Fosters | Amanda Rogers | 4 episodes |
| Hot in Cleveland | Marcie | Episode: "The Bachelors" |
| The League | Jenny's Doctor | Episode: "The Heavenly Fouler" |
| 2015 | Grimm | Beverly Bennett | Episode: "Bad Luck" |
| Resident Advisors | Dean Berber | Recurring |
| Silicon Valley | Molly Kendall | 2 episodes |
| Scandal | Patty Snell | 2 episodes |
| Major Crimes | Carrie Gillan | Episode: "The Jumping Off Point" |
| 2016 | Masters of Sex | Marcia Toplin | Episode: "Topeka" |
| Secrets and Lies | Belinda Peterson | 3 episodes |
| American Crime Story | Jill Shively | 2 episodes |
| 2017 | A Moving Romance | Georgia | TV movie |
| Doubt | Connie Hollander | Episode: "Faith" |
| 2017–2018 | Beyond | Diane Matthews | Main cast |
| 2018 | How to Get Away with Murder | Vera Dewitt | Episode: "He's Dead" |
| Brooklyn Nine-Nine | Elaine Nixon | Episode: "The Box" |
| Code Black | Dolores | Episode: "The Business of Saving Lives" |
| A Million Little Things | Shelley | 9 episodes |
| Borderline Talent | Maude | Miniseries; 1 episode |
| Angie Tribeca | Marmaduke | 1 episode |
| Mad Mom | Sharon Vickers | TV movie |
| 2018–2024 | 9-1-1 | Lola Peterson | 4 episodes |
| 2019 | The Morning Show | Sheila Lutkin | 1 episode |
| 2021 | Grown-ish | Chancellor Mitchell | 2 episodes |
| 2021 | You | Detective Ruthie Falco | 2 episodes |
| 2021 | Big Sky | Agatha | Recurring |
