Sean Thomason
Writing
Sean Thomason is a senior writer-producer at RiffTrax, where he’s been writing full-time since 2009. Thomason performed alongside the crew onstage at the 2019 SF Sketchfest 'Day of the Shorts', the MST3K Reunion Show, and the group Batman v Superman riff. He has written for late night comedy shows, animated TV series, sketch comedy, and even a good old-fashioned newspaper comic strip.
Known for
RiffTrax Live: Santa and the Ice Cream Bunny
December 3, 2015
RiffTrax Live: House on Haunted Hill
October 28, 2010
RiffTrax Live: MST3K Reunion
June 28, 2016
RiffTrax Live: "Manos" the Hands of Fate
August 16, 2012
Rifftrax Live: Reefer Madness
August 19, 2010
RiffTrax Live: Summer Shorts Beach Party
June 15, 2017
Mystery Science Theater 3000: The RiffTrax Experiments — Sting of Death
September 9, 2026
RiffTrax Live: Time Chasers
May 5, 2016
Rifftrax Live: Starship Troopers
August 15, 2013
RiffTrax Live: Santa Claus
December 4, 2014
GrimTrax
January 19, 2024
RiffTrax Live: Day of the Shorts: SF Sketchfest 2019
February 28, 2019
Behind the camera18
- 2026Mystery Science Theater 3000: The RiffTrax Experiments — Deathsport Writer
- 2026Mystery Science Theater 3000: The RiffTrax Experiments — Sting of Death Writer
- 2026Hunks of Junk Writer
- 2026GrimTrax Returns Writer
- 2025RiffTrax Live: Timecop Writer
- 2024GrimTrax Writer
- 2022RiffTrax Live: The Return of Swamp Thing Writer
- 2019RiffTrax Live: Star Raiders Writer
- 2019RiffTrax Live: Day of the Shorts: SF Sketchfest 2019 Writer
- 2017