Acting · Born July 29, 1984
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.
MovieMuppet Treasure Scriptland
2026
as Jim Hawkins
MovieWealwell's Guide to Reposed Standing
2026
as Vanellope Chapman (voice)
TVToonout
2026
as Vanellope Chapman (voice)
MovieDimension 20 Live: Viva Más Vegas
2026
as Riva
MovieDimension 20 Live: Quangle Quest
2025
as Adaine Abernant / Ruby Rocks / Rosamund du Prix / Riva / Iga Lisowski
MovieDimension 20 Live: Battle at the Bowl
2025
as Adaine Abernant
MovieKatie & Erika Throw the Perfect Father’s Day Party
2025
as Self
MovieDimension 20 Live: Gauntlet at the Garden
2025
as Misty Moore
MovieThe Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden
2025
as Self - Cast Member
MovieThe Scripted Muppet Caper
2025
as Lady Holiday
MovieThe Voicemail the Musical
2024
TVGastronauts
2024
as Self - Judge
TVDimension 20: Time Quangle
2024
as Rowan Berry
TVDimension 20 Live
2024
TVThousandaires
2024
as Self - Host
TVSmartypants
2024
as Self - Society Member
MovieThe Disruptors
2024
as Melissa
MovieThe Legendary Rick Perry and the Art of Dimension 20
2023
as Self (archive footage)
TVDirty Laundry
2022
as Self - Guest
TVDimension 20 Animated
2021
as Princess Rosamund du Prix (voice)
TVDimension 20's Adventuring Party
2020
as Self
TVGame Changer
2019
as Self - Contestant
TVFantasy High: Extra Credit
2019
as Self
TVTroopers: Rise of the Budget
2019
as TR-45HY "Trashy" (voice)
TVThe Rank Room
2019
as Self
TVTotal Forgiveness
2019
as Self
TVWTF 101
2019
as Amsterdam Woman (voice)
TVAdventuring Academy
2018
as Self
TVUm, Actually...
2018
as Self - Contestant
TVDimension 20
2018
as Adaine Abernant
TVBreaking News: No Laugh Newsroom
2018
as O.K. Simpson
TVCollegeHumor Does the Purge
2016
as Siobhan
TVBad Internet
2016
as The Hermione
TVCollegeHumor Goes to Hell
2015
as Siobhan
TVUm, Actually: The Web Series
2015
as Self - Contestant
TVBroad City
2014
as Leigh
TVArrested Development
2003
as British Reporter
