Brennan Lee Mulligan
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Brennan Lee Mulligan is an actor and writer known for Dimension 20, College Humor, and Strong Female Protagonist.
Known for
Credits
Restroom (2019)
Actor
Critical Role Live: Oaths & Ash (2025)
as Self
Muppet Treasure Scriptland (2026)
as Long John Silver
Katie and Erika Throw The Perfect (Valentine’s Day) Party (2025)
as Self
Dimension 20 Live: Battle at the Bowl (2025)
as Game Master
D(e)ad (2025)
as Owen from Science Care
Wealwell's Guide to Reposed Standing (2026)
as Wealwell Gotch (voice)
Exandria Unlimited: Calamity (2022)
as Game Master
The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden (2025)
as Self - Creator of Dimension 20 / Game Master / Dungeon Master
Dimension 20 Live: Gauntlet at the Garden (2025)
as Game Master
Dimension 20 Live: Viva Más Vegas (2026)
as Game Master
Dimension 20 Live: Quangle Quest (2025)
as Game Master
Chris Grace: As Scarlett Johansson (2024)
as Brennan Lee Mulligan
The Legendary Rick Perry and the Art of Dimension 20 (2023)
as Self
Crown Prince (2017)
as Bartender
The Candlenights 2021 Special (2021)
as Self
Dropout Presents an Improvised Reunion for a Movie that Doesn’t Exist (2026)
as Self
Dimension 20: Misfits and Magic Holiday Special (2021)
as Evan Kelmp
Fallen For You (2017)
as Todd
Bev (2016)
as Bev
Bigger! With Brennan and Izzy (2024)
as Self
Nancy (2016)
Actor