Mary Jo Pehl (born February 27, 1960)[1] is an American writer, actress, and comedian. She is best known for her various roles on the television series Mystery Science Theater 3000.
Known for
7.7
TV
Mystery Science Theater 3000
1989
7.5
TV
Mystery Science Theater 3000
2017
8.2
TV
Mystery Science Theater 3000
2022
9.0
Movie
RiffTrax Live: MST3K Reunion
2016
6.8
Movie
Cinematic Titanic: The Oozing Skull
2007
8.0
Movie
Cinematic Titanic: Santa Claus Conquers the Martians
2008
7.8
Movie
RiffTrax Live: Summer Shorts Beach Party
2017
7.8
Movie
Cinematic Titanic: Frankenstein's Castle of Freaks
2008
6.8
Movie
Cinematic Titanic: Doomsday Machine
2008
6.2
Movie
Cinematic Titanic: The Alien Factor
2010
7.7
Movie
Rifftrax Live: Night of the Shorts - SF Sketchfest 2016
2016
10.0
Movie
We Brought Back MST3K
2018
Filmography(34)
34 titles across Movies & TV
0
TV
Mystery Science Theater 3000: The RiffTrax Experiments
2026
0
Movie
Mystery Science Theater 3000: The RiffTrax Experiments — Sting of Death
2026
8.2
TV
Mystery Science Theater 3000
2022
8.0
TV
The Mary Jo Pehl Show
2021
0
Movie
Bridget and Mary Jo's Halloween Safety and Monster Movie Mash-up
2019
0
Movie
The Rifftrax Yule Log
2018
10.0
Movie
We Brought Back MST3K
2018
7.8
Movie
RiffTrax Live: Summer Shorts Beach Party
2017
7.5
TV
Mystery Science Theater 3000
2017
0
Movie
Cinematic Titanic: The Astral Factor
2016
9.0
Movie
RiffTrax Live: MST3K Reunion
2016
7.7
Movie
Rifftrax Live: Night of the Shorts - SF Sketchfest 2016
2016
0
Movie
The Frank
2014
0
Movie
Return to Eden Prairie: 25 Years of Mystery Science Theater 3000
2013
0
Movie
Cinematic Titanic: Rattlers
2012
5.5
Movie
Cinematic Titanic: War of the Insects
2011
5.0
Movie
Darkstar: Terror at the Edge of Time
2010
8.0
Movie
Cinematic Titanic: Danger on Tiki Island
2010
6.2
Movie
Cinematic Titanic: The Alien Factor
2010
4.0
Movie
Cinematic Titanic: East Meets Watts
2009
4.5
Movie
Cinematic Titanic: Blood of the Vampires
2009
7.8
Movie
Cinematic Titanic: Frankenstein's Castle of Freaks
2008
8.0
Movie
Cinematic Titanic: Santa Claus Conquers the Martians
