
Siobhan Thompson
- Known for
- 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.
Filmography

The Greatest Treasure in the World TBA
Writer

Muppet Treasure Scriptland 2026
as Jim Hawkins

Wealwell's Guide to Reposed Standing 2026
as Vanellope Chapman (voice)

Dimension 20 Live: Viva Más Vegas 2026
as Riva

Dimension 20 Live: Quangle Quest 2025
as Adaine Abernant / Ruby Rocks / Rosamund du Prix / Riva / Iga Lisowski

Dimension 20 Live: Battle at the Bowl 2025
as Adaine Abernant

Katie & Erika Throw the Perfect Father’s Day Party 2025
as Self

Dimension 20 Live: Gauntlet at the Garden 2025
as Misty Moore

The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden 2025
as Self - Cast Member

The Scripted Muppet Caper 2025
as Lady Holiday

The Disruptors 2024
as Melissa

The Legendary Rick Perry and the Art of Dimension 20 2023
as Self (archive footage)
Credits from TMDB.