
Brennan Lee Mulligan
Biography
Brennan Lee Mulligan is an actor and writer known for Dimension 20, College Humor, and Strong Female Protagonist.
Gallery



Known For
Acting History
2025
Dimension 20 Live: Quangle Quest as Game Master
2025Dimension 20 Live: Battle at the Bowl as Game Master
2025D(e)AD as Owen
2025Crowd Control as Self
2025Critical Role: Oaths & Ash as Self
2025Dimension 20 Live: Gauntlet at the Garden as Game Master
2025The Roll of a Lifetime: How Dimension 20 Sold Out Madison Square Garden as Self - Creator of Dimension 20 / Game Master / Dungeon Master
2025Parlor Room as Helen Hacketty
2025Parlor Room as Self
2025Wildemount Wildlings as Padmund Pondhop
2024Game Changer Animated as Self (voice)
2024Gastronauts as Self - Judge
2024Dimension 20: Time Quangle as Game Master
2024Chris Grace: As Scarlett Johansson as Brennan Lee Mulligan
2024Bigger! With Brennan and Izzy as Self
2024Monét's Slumber Party as Self - Party Guest
2024Thousandaires as Self - Guest (voice)
2024Fireside Chat as Self
2024Critical Role Abridged as Self
2024Critical Role Abridged as Game Master
2024Critical Role Cooldown as Self
2023The Legendary Rick Perry and the Art of Dimension 20 as Self
2023Very Important People as Augbert
2023Very Important People as Greg Excitement
2023Candela Obscura as Sean Finnerty
2022Make Some Noise as Self - Player
2022Make Some Noise as Self - Guest Prompt (video footage)
2022Dirty Laundry as Self - Guest
20224-Sided Dive as Self
2021The Candlenights 2021 Special as Self
2021Dimension 20: Misfits and Magic Holiday Special as Evan Kelmp
2021Battle for Beyond as Nikhil
2021Dimension 20 Animated as Lucretia "Lucy" Brockhollow (voice)
2021Dimension 20 Animated as Vercadian Protector Droid (voice)
2021Dimension 20 Animated as Plug Strutt (voice)
2021Dimension 20 Animated as Sir Keradin Deeproot / Commander Constano Grissini (voice)
2021Dimension 20 Animated as Sir Morris Brie (voice)
2021Dimension 20 Animated as Bazathrax (voice)
2021Dimension 20 Animated as Arthur Aguefort / Mr. Gibbons (voice)
2021Dimension 20 Animated as Announcer / Old Pirate / Garthy O'Brien / Trixie (voice)
2021Dimension 20 Animated as Evan Kelmp (voice)
2021Dimension 20 Animated as Bird (voice)
2021Dimension 20 Animated as Donal / Augbert (voice)
2021Dimension 20 Animated as Baron from the Baronies (voice)
2021Dimension 20 Animated as Big Gun Barry Nyne (voice)
2021Exandria Unlimited as Game Master
2020Dimension 20's Adventuring Party as Self
2020Puppet History as Self
2019Ultramechatron Team Go! as Galatax
2019Game Changer as Self - Contestant
2019Game Changer as Self (archive footage)
2019Game Changer as Self - Guest
2019Game Changer as Self - Katie's Players
2019Game Changer as Self - Host / Minotaur
2019Fantasy High: Extra Credit as Self - Host
2019Kingpin Katie as Brennan Lee Mulligan
2019Troopers: Rise of the Budget as Gooby (voice)
2019Troopers: Rise of the Budget as IT-1
2019Downbeat as Tourist
2019The Rank Room as Self
2019Total Forgiveness as Self
2019Restroom
2019WTF 101 as Gregor MacGregor (voice)
2018Adventuring Academy as Self - Host
2018Ultramechatron Team Go!: The Web Series as Crab
2018Ultramechatron Team Go!: The Web Series as Galatax
2018Ultramechatron Team Go!: The Web Series as Jorthog
2018Ultramechatron Team Go!: The Web Series as Manila Gorilla
2018Liverspots and Astronots as Lancery
2018Um, Actually... as Self - Contestant
2018Cartoon Hell as Trundle (voice)
2018Cartoon Hell as Wrong Kong (voice)
2018Cartoon Hell as King Mannybabies (voice)
2018Cartoon Hell as Mr. Peterson (voice)
2018Cartoon Hell as Skully (voice)
2018Cartoon Hell as Waiter / Starch Angel Gabriel (voice)
2018Cartoon Hell as Hell-O Daddy (voice)
2018Cartoon Hell as Scientist (voice)
2018Cartoon Hell as Cutter (voice)
2018Cartoon Hell as Warrior / Boy (voice)
2018Dimension 20 as Bishop Raphaniel
2018Dimension 20 as Evan Kelmp
2018Dimension 20 as Tula
2018Dimension 20 as Capt. K.P. Hob
2018Dimension 20 as Game Master
2018The Rank Room: The Web Series as Self
2018Breaking News: No Laugh Newsroom as Peaches Bitch
2018Breaking News: No Laugh Newsroom as D🍩m Th🍩mps🍩n
2018Breaking News: No Laugh Newsroom as Rick K. Brick
2018Breaking News: No Laugh Newsroom as Deuce Bigalow Irish Seamstress
2018Breaking News: No Laugh Newsroom as Buck Fruckster
2018Breaking News: No Laugh Newsroom as Temple Grandin Jr.
2018Breaking News: No Laugh Newsroom as Carl Candy
2018Breaking News: No Laugh Newsroom as Dr. Tristin Chambers
2018Breaking News: No Laugh Newsroom as Howard
2018Breaking News: No Laugh Newsroom as Romeo Romeo
2018Breaking News: No Laugh Newsroom as Handsome Anthony
2018Breaking News: No Laugh Newsroom as Paul Porridge
2018Breaking News: No Laugh Newsroom as Adele Dazeem
2018Breaking News: No Laugh Newsroom as Peaky Blinders
2018Breaking News: No Laugh Newsroom as Pat Bieberson
2018Breaking News: No Laugh Newsroom as Sam Rish
2018Breaking News: No Laugh Newsroom as Teresa MyPizza
2018Breaking News: No Laugh Newsroom as Daisy Dukes
2018Breaking News: No Laugh Newsroom as Flail Sporadically
2018Breaking News: No Laugh Newsroom as Unknown 12 Year Old Boy
2018Breaking News: No Laugh Newsroom as 50
2018Breaking News: No Laugh Newsroom as Homer Barris
2018Breaking News: No Laugh Newsroom as Sexy Hustler
2018Breaking News: No Laugh Newsroom as Macro Pubio
2018Breaking News: No Laugh Newsroom as Ashton Yellowbut
2018Breaking News: No Laugh Newsroom as Ryan Beans
2018Breaking News: No Laugh Newsroom as "Stone Cold" Steve Penis
2018Breaking News: No Laugh Newsroom as Thomas Tickle
2018A Message From the CEO as David Taylor / Tide CEO
2018A Message From the CEO as Brian Hat / ABC CEO
2018A Message From the CEO as Rob Shelf / Venmo CEO
2018A Message From the CEO as Jonathan Floor / MoviePass CEO
2018A Message From the CEO as Harry Pancake / Tumblr CEO
2018A Message From the CEO as Dan Spoon / GoFundMe CEO
2018A Message From the CEO as Landon Bablandananavan / Skype CEO
2018A Message From the CEO as Carl Box / Oreo CEO
2018A Message From the CEO as Matt Stool / JUUL CEO
2018A Message From the CEO as Mark Hardstart / Midland Park Hardware Owner
2017Crown Prince as Bartender
2017Fallen For You as Todd
2016Nancy
2016Bev as Bev
2015Critical Role as Game Master
2015Critical Role as Self
2015Um, Actually: The Web Series as Self - Contestant
—Exandria Unlimited as GM
