Siobhan Thompson

Acting

Born July 29, 1984 (age 42)

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

Muppet Treasure Scriptland

Muppet Treasure Scriptland2026 · Jim Hawkins

Wealwell's Guide to Reposed Standing

Wealwell's Guide to Reposed Standing2026 · Vanellope Chapman (voice)

Toonout

Toonout2026 · Vanellope Chapman (voice)

Dimension 20 Live: Viva Más Vegas

Dimension 20 Live: Viva Más Vegas2026 · Riva

Dimension 20 Live: Quangle Quest

Dimension 20 Live: Quangle Quest2025 · Adaine Abernant / Ruby Rocks / Rosamund du Prix / Riva / Iga Lisowski

Dimension 20 Live: Battle at the Bowl

Dimension 20 Live: Battle at the Bowl2025 · Adaine Abernant

Katie & Erika Throw the Perfect Father’s Day Party

Katie & Erika Throw the Perfect Father’s Day Party2025 · Self

Dimension 20 Live: Gauntlet at the Garden

Dimension 20 Live: Gauntlet at the Garden2025 · Misty Moore

The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden

The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden2025 · Self - Cast Member

The Scripted Muppet Caper

The Scripted Muppet Caper2025 · Lady Holiday

Ask Hank Anything

Ask Hank Anything2025

Gastronauts

Gastronauts2024 · Self - Judge

Dimension 20: Time Quangle

Dimension 20: Time Quangle2024 · Rowan Berry

Dimension 20 Live

Dimension 20 Live2024

Thousandaires

Thousandaires2024 · Self - Host

Smartypants

Smartypants2024 · Self - Society Member

The Disruptors

The Disruptors2024 · Melissa

The Legendary Rick Perry and the Art of Dimension 20

The Legendary Rick Perry and the Art of Dimension 202023 · Self (archive footage)

Dirty Laundry

Dirty Laundry2022 · Self - Guest

Dimension 20 Animated

Dimension 20 Animated2021 · Ruby Rocks (voice)

Artists On Artists On Artists On Artists

Artists On Artists On Artists On Artists2021 · Gwendolyn Forsyth-Puck

Dimension 20's Adventuring Party

Dimension 20's Adventuring Party2020 · Self

Game Changer

Game Changer2019 · Self - Contestant

Fantasy High: Extra Credit

Fantasy High: Extra Credit2019 · Self

Troopers: Rise of the Budget

Troopers: Rise of the Budget2019 · TR-45HY "Trashy" (voice)

The Rank Room

The Rank Room2019 · Self

Total Forgiveness

Total Forgiveness2019 · Self

WTF 101

WTF 1012019 · Mary Toft (voice)

Adventuring Academy

Adventuring Academy2018 · Self

Um, Actually...

Um, Actually...2018 · Self - Contestant

Dimension 20

Dimension 202018 · Adaine Abernant

Breaking News: No Laugh Newsroom

Breaking News: No Laugh Newsroom2018 · O.K. Simpson

CollegeHumor Does the Purge

CollegeHumor Does the Purge2016 · Siobhan

Bad Internet

Bad Internet2016 · The Hermione

CollegeHumor Goes to Hell

CollegeHumor Goes to Hell2015 · Siobhan

Um, Actually: The Web Series

Um, Actually: The Web Series2015 · Self - Contestant

Broad City

Broad City2014 · Leigh

Arrested Development

Arrested Development2003 · British Reporter