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.
2026Muppet Treasure ScriptlandMovieas Jim Hawkins
2026Wealwell's Guide to Reposed StandingMovieas Vanellope Chapman (voice)2026ToonoutTV showas Vanellope Chapman (voice) · 1 episodes
2026Dimension 20 Live: Viva Más VegasMovieas Riva
2025Dimension 20 Live: Quangle QuestMovieas Adaine Abernant / Ruby Rocks / Rosamund du Prix / Riva / Iga Lisowski
2025Dimension 20 Live: Battle at the BowlMovieas Adaine Abernant
2025Katie & Erika Throw the Perfect Father’s Day PartyMovieas Self
2025Dimension 20 Live: Gauntlet at the GardenMovieas Misty Moore
2025The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square GardenMovieas Self - Cast Member
2025The Scripted Muppet CaperMovieas Lady Holiday
2025Ask Hank AnythingTV show1 episodes2024GastronautsTV showas Self - Judge · 1 episodes
2024Dimension 20: Time QuangleTV showas Rowan Berry · as Adaine Abernant · as Princess Rosamund du Prix · as Ruby Rocks · 2 episodes
2024Dimension 20 LiveTV show11 episodes2024ThousandairesTV showas Self - Host · 1 episodes2024SmartypantsTV showas Self - Society Member · as Self - Presenter · 3 episodes2024The DisruptorsMovieas Melissa2023The Legendary Rick Perry and the Art of Dimension 20Movieas Self (archive footage)
2023KrapopolisTV showWriter · Executive Story Editor · 12 episodes
2023MulliganTV showStory Editor · 20 episodes2022Dirty LaundryTV showas Self - Guest · 2 episodes2021Dimension 20 AnimatedTV showas Riva (voice) · as Ruby Rocks (voice) · as Princess Rosamund du Prix (voice) · as Adaine Abernant (voice) · 1 episodes2020Dimension 20's Adventuring PartyTV showas Self · 147 episodes2019Game ChangerTV showas Self - Contestant · as Self (archive footage) · as The Voicemail Musical · 3 episodes
2019Fantasy High: Extra CreditTV showas Self · 1 episodes
2019Troopers: Rise of the BudgetTV showas TR-45HY "Trashy" (voice) · 9 episodes
2019The Rank RoomTV showas Self · 5 episodes2019Total ForgivenessTV showas Self · 2 episodes2019WTF 101TV showas Amsterdam Woman (voice) · as Mary Toft (voice) · 1 episodes2018Adventuring AcademyTV showas Self · 1 episodes2018Um, Actually...TV showas Self - Contestant · 11 episodes2018Dimension 20TV showas Adaine Abernant · as Ruby Rocks · as Imelda Pulse · as Riva · as Jaysohn · as Princess Rosamund du Prix · as Misty Moore / Rowan Berry · as Iga Lisowski / Rowan Berry · as Vanellope Chapman · as La Contesse Madeleine d'Artois · as Constance / Baba the Bear · 57 episodes2018Breaking News: No Laugh NewsroomTV showas O.K. Simpson · as Jessica Crispy · 1 episodes2016CollegeHumor Does the PurgeTV showas Siobhan · Writer · 4 episodes2016Bad InternetTV showas The Hermione · Writer · 2 episodes
2015CollegeHumor Goes to HellTV showas Siobhan · Writer · 3 episodes
2015Um, Actually: The Web SeriesTV showas Self - Contestant · 2 episodes2014Broad CityTV showas Leigh · 1 episodes
2013Rick and MortyTV showWriter · Staff Writer · 12 episodes2003Arrested DevelopmentTV showas British Reporter · 1 episodes
—The Greatest Treasure in the WorldMovieWriter