Filmography43 titles
| Year | Title | Character | Age at release |
|---|---|---|---|
| 2025 | The 99th Annual Macy's Thanksgiving Day ParadeMovie | Self - Performer | 55 |
| 2022 | SherriSeries | Self - Guest | 52 |
| 2022 | The ClassMovie | Miranda | 52 |
| 2021 | Celebrity Wheel of FortuneSeries | Self - Contestant | 51 |
| 2021 | Name That TuneSeries | Self - Contestant | 51 |
| 2021 | Never Mind the BuzzcocksSeries | Self - Guest | 51 |
| 2019 | The Masked SingerSeries | Self - Night Owl | 49 |
| 2019 | Tamron HallSeries | Self - Guest | 49 |
| 2018 | Wedding of DreamsMovie | Debbie Taylor | 48 |
| 2017 | SteveSeries | Self | 47 |
| 2016 | LuciferSeries | Mrs. Bitner | 46 |
| 2014 | The Tonight Show Starring Jimmy FallonSeries | Self - Guest | 44 |
| 2014 | Mega Shark vs. Mecha SharkMovie | Emma MacNeil | 44 |
| 2013 | Beat Bobby FlaySeries | Self | 43 |
| 2012 | Rock of AgesMovie | Rocker | 42 |
| 2011 | Mega Python vs. GatoroidMovie | Dr. Nikki Riley | 41 |
| 2009 | Celebrity Ghost StoriesSeries | Self | 39 |
| 2009 | Mega Shark vs. Giant OctopusMovie | Emma MacNeil | 39 |
| 2008 | Rita RocksSeries | — | 38 |
| 2006 | Skating with CelebritiesSeries | Self - Couple 5 | 36 |
| 2006 | 100 Greatest Songs of the '80sSeries | Self | 36 |
| 2006 | Playboy: Celebrity CenterfoldsMovie | Self | 36 |
| 2006 | Coffee DateMovie | Melissa | 36 |
| 2005 | The Reichen ShowSeries | Self | 35 |
| 2005 | Dancing with the StarsSeries | Self - Contestant | 35 |
| 2005 | Deal or No DealSeries | Self - Supporter | 35 |
| 2004 | Celeste in the CityMovie | Monica | 34 |
| 2004 | On Air with Ryan SeacrestSeries | Celebrity Courtyard Correspondent | 34 |
| 2004 | The Tony Danza ShowSeries | Self | 34 |
| 2003 | Jimmy Kimmel Live!Series | Self - Musical Guest | 33 |
| 2003 | American JuniorsSeries | — | 33 |
| 2001 | SoulkeeperMovie | Self | 31 |
| 1999 | Where Are They Now?Series | Self | 29 |
| 1999 | My X-Girlfriend's Wedding ReceptionMovie | Lisa Weinstein - The Bride | 29 |
| 1999 | My Girlfriend's BoyfriendMovie | Mel (as Deborah Gibson) | 29 |
| 1997 | The ViewSeries | Self | 27 |
| 1991 | Step by StepSeries | — | 21 |
| 1991 | Desperately Seeking RogerMovie | — | 21 |
| 1990 | Beverly Hills, 90210Series | Debbie Gibson | 20 |
| 1990 | The WordSeries | — | 20 |
| 1987 | Kids' Choice AwardsSeries | Herself - Co-Host | 17 |
| 1987 | Going Live!Series | Self | 17 |
| 1984 | GhostbustersMovie | Birthday Girl in Tavern on the Green (uncredited) | 14 |