Siobhan Thompson
Acting
Biography
Siobhan Thompson (born 29 July 1984) is a British-American sketch comedian and comedy writer. She is known for her work on the CollegeHumor Originals web series and has appeared in other programs such as Adam Ruins Everything and Broad City. She was also a staff writer for Adult Swim's Rick and Morty.
Filmography 36
Movies (11)
Muppet Treasure Scriptland2026Jim Hawkins
Wealwell's Guide to Reposed Standing2026Vanellope Chapman (voice)
Dimension 20 Live: Viva Más Vegas2026Riva
Dimension 20 Live: Quangle Quest2025Adaine Abernant / Ruby Rocks / Rosamund du Prix / Riva / Iga Lisowski
Dimension 20 Live: Battle at the Bowl2025Adaine Abernant
Katie & Erika Throw the Perfect Father’s Day Party2025Self
Dimension 20 Live: Gauntlet at the Garden2025Misty Moore
The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden2025Self - Cast Member
The Scripted Muppet Caper2025Lady Holiday
The Disruptors2024Melissa
The Legendary Rick Perry and the Art of Dimension 202023Self (archive footage)
Shows (25)
Toonout2026Vanellope Chapman (voice)
Gastronauts2024Self - Judge
Dimension 20: Time Quangle2024Rowan Berry
Dimension 20 Live2024
Thousandaires2024Self - Host
Smartypants2024Self - Society Member
Dirty Laundry2022Self - Guest
Dimension 20 Animated2021Princess Rosamund du Prix (voice)
Dimension 20's Adventuring Party2020Self
Game Changer2019Self - Contestant
Fantasy High: Extra Credit2019Self
Troopers: Rise of the Budget2019TR-45HY "Trashy" (voice)
The Rank Room2019Self
Total Forgiveness2019Self
WTF 1012019Amsterdam Woman (voice)
Adventuring Academy2018Self
Um, Actually...2018Self - Contestant
Dimension 202018Adaine Abernant
Breaking News: No Laugh Newsroom2018O.K. Simpson
CollegeHumor Does the Purge2016Siobhan
Bad Internet2016The Hermione
CollegeHumor Goes to Hell2015Siobhan
Um, Actually: The Web Series2015Self - Contestant
Broad City2014Leigh
Arrested Development2003British Reporter