| Movie | 2018 | We Brought Back MST3K | Self | |
| Movie | 2009 | Cinematic Titanic: Blood of the Vampires | Self | |
| Movie | 2012 | Cinematic Titanic: Rattlers | Self | |
| Movie | 2007 | Cinematic Titanic: The Oozing Skull | Self | |
| Movie | 2008 | Cinematic Titanic: The Wasp Woman | Self | |
| Movie | 2008 | Cinematic Titanic: Legacy of Blood | Self | |
| Movie | 2009 | Cinematic Titanic: East Meets Watts | Self | |
| Movie | 2010 | Cinematic Titanic: Danger on Tiki Island | Self | |
| Movie | 2011 | Cinematic Titanic: War of the Insects | Self | |
| Movie | 2010 | Cinematic Titanic: The Alien Factor | Herself | |
| Movie | 2008 | Cinematic Titanic: Frankenstein's Castle of Freaks | Herself | |
| Movie | 2016 | Cinematic Titanic: The Astral Factor | Mary Jo Pehl | |
| Movie | 1995 | Poopie! | | |
| Movie | 2008 | Cinematic Titanic: Santa Claus Conquers the Martians | Herself | |
| Movie | 2017 | RiffTrax Live: Summer Shorts Beach Party | Herself | |
| Movie | 1999 | The Last Dance: RAW | Herself / Pearl Forester | |
| Movie | 2008 | Cinematic Titanic: Doomsday Machine | Self | |
| Movie | 2014 | The Frank | Head, Partygoer | |
| Movie | 2016 | RiffTrax Live: MST3K Reunion | Self | |
| Movie | 2016 | Rifftrax Live: Night of the Shorts - SF Sketchfest 2016 | Herself | |
| Movie | 2013 | Return to Eden Prairie: 25 Years of Mystery Science Theater 3000 | Self | |
| Movie | N/A | Darkstar: Terror at The Edge of Time | Captain Beth Ingram / Computer Voice | |
| Movie | 2018 | The Rifftrax Yule Log | Herself | |
| Movie | N/A | Factory Accident Sex | | |
| TV Show | 1989 | Mystery Science Theater 3000 | Pearl Forrester | 54 |
| TV Show | 2007 | Cinematic Titanic | | 13 |
| TV Show | 1989 | Mystery Science Theater 3000 | Jan in the Pan | 1 |
| TV Show | 1989 | Mystery Science Theater 3000 | Wrong Number Dialing Lady | 1 |
| TV Show | 2017 | Mystery Science Theater 3000 | Pearl Forrester | 3 |
| TV Show | 2001 | The Adventures of Edward the Less | Ariadrina and The Lorekeeper (voice) | 13 |
| TV Show | 2022 | Mystery Science Theater 3000 | Pearl Forrester | 4 |
| TV Show | 1989 | Mystery Science Theater 3000 | The Power Steves Saxophone Player | 1 |
| TV Show | 1989 | Mystery Science Theater 3000 | Party Goer | 1 |
| TV Show | 1989 | Mystery Science Theater 3000 | Tourist Mother / Jan in the Pan | 1 |
| TV Show | 1989 | Mystery Science Theater 3000 | Barb | 1 |
| TV Show | 1989 | Mystery Science Theater 3000 | Neighbor from Deep 12 | 1 |
| TV Show | 2021 | The Mary Jo Pehl Show | | 37 |
