| Year | Title | Role | Notes | Ref. |
| 1984 | Graffiti Rock | Dancer | Episode: "Pilot" | |
| 1991–93 | Civil Wars | Denise Iannello | Main cast | |
| 1993–94 | Law | Denise Iannello | Main cast (season 8) | |
| 1994 | Witch Hunt | The Manicurist | TV movie | |
| 1995 | Burke's Law | Rachel Davis | Episode: "Who Killed the Motor Car Maverick?" | |
| 1997 | E! True Hollywood Story | Herself | Episode: "From Pinup to Sex Queen: Bettie Page" | |
| Temporarily Yours | Deb DeAngelo | Main cast | |
| 1998 | Witness to the Mob | Deborah Gravano | TV movie | |
| David and Lisa | Maggie | TV movie | |
| 1998–99 | Working | Liz Tricoli | Main cast (season 2) | |
| 1999 | The Wild Thornberrys | Mongoose (voice) | Episode: "Darwin Plays the Palace" | |
| Providence | Vonda Vickers | Episodes: "Thank You, Providence: Parts 1 & 2" | |
| The Sissy Duckling | Mother Duck 2 (voice) | TV movie | |
| 2000 | Get Real | Kate Harris | Episode: "Saved" | |
| 2000–02 | That's Life | Jackie O'Grady | Main cast | |
| 2002 | Hollywood Squares | Herself/Panelist | Episode: "May 2 & 3, 2002" | |
| Friends | Doreen, The Evil Bitch | Episode: "The One Where Rachel Has a Baby: Part 1" | |
| 2003 | Wanda at Large | Jenny Hawkins | Unsold pilot, series was picked up from retooled second pilot | |
| 2003–04 | 7th Heaven | Nurse Kelly | Recurring role (season 8) | |
| 2003–05 | All of Us | Alex | Recurring role (seasons 1–2) | |
| 2004 | The Practice | Gigi Coley | Recurring role (season 8) | |
| CSI: Miami | Rebecca Briggs | Episode: "Speed Kills" | |
| 2004–11 | Entourage | Shauna Roberts | Recurring role (seasons 1, 5–6, 8), main cast (seasons 2–3), guest episodes (1 each - seasons 4, 7) | |
| 2005 | NYPD Blue | Maxine Annunziato | Episode: "Lenny Scissorhands" | |
| 2005–06 | Living With Fran | Cousin Merrill | Recurring role (season 2) | |
| 2006 | Ghost Whisperer | Josie | Episode: "The Woman of His Dreams" | |
| Ugly Betty | Leah Feldman | Recurring role (season 1) | |
| 2007 | Top Chef | Herself | Episode: "Seven" | |
| 2008 | Privileged | Debra | Episode: "Pilot" | |
| Law & Order: Special Victims Unit | Peggy Bernardi | Episode: "Babes" | |
| 2009 | Celebrity Ghost Stories | Herself | Episode: "Barry Williams, Debi Mazar, Greg Grunberg and Sammy Hagar" | |
| Dancing With The Stars | Herself | Contestant (season 9) | |
| Burn Notice | Amy | Episode: "Friends Like These" | |
| Castle | Paula Haas | Episode: "When the Bough Breaks" | |
| 2010 | Sesame Street | Herself | Episode: "Jack Grows His Own Beanstalk" | |
| Hell's Kitchen | Herself | Episode: "12 Chefs Compete" | |
| RuPaul's Drag U | Herself/Guest Judge | Episode: "Moms on the Verge" | |
| Shalom Sesame | Herself | Episode: "Chanukah: The Missing Menorah" | |
| Iron Chef America | Herself/ICA Judge | Episode: "Symon/Burrell vs. Cora/Irvine" | |
| The Life & Times of Tim | Rochelle (voice) | Episode: "Rodney Has a Wife?" | |
| Hawthorne | Donna Alberghetti | Episode: "Hidden Truths" | |
| Jonas | Mona Klein | Recurring role (season 2) | |
| 2010–12 | Unique Eats | Herself | Recurring role (season 1–4) | |
| 2011 | Iron Chef America | Herself/ICA Judge | Episode: "Holiday Battle Sparkling Wine: Garces vs. Lata" | |
| Love Lust | Herself | Episode: "Make-Up" | |
| Food(ography) | Herself | Episode: "Los Angeles" | |
| Good Vibes | Barbara "Babs" Brando (voice) | Main cast | |
| 2011–12 | The Perfect 3 | Herself | Episode: "Salads" & "Pizza" | |
| 2011–15 | Extra Virgin | Herself/Co-Host | Main co-host | |
