Cast & creator
Grant O'Brien
Best known for Dimension 20, Game Changer, Game Changer
7
film credits
94
television credits
87
2015–2025 · acting roles
7.7
average across scored titles
Signature credits
Known for
Across film & television
Filmography (101)
Showing 101 of 101 credits
Dimension 20
Detective Sylvester Cross
2018
Game Changer
Self - Contestant
2019Game Changer
Self - Guest
2019Game Changer
Self (archive footage)
2019Game Changer
Self - Contestant, The Bachelor
2019Game Changer
Self - Pitch Hopeful / Team 1 Car Wash / Patient
2019Game Changer
Self - Guard
2019Game Changer
Self - Guest Host
2019Game Changer
Self - Dinosaur
2019Game Changer
Staff Writer
2019
Breaking News: No Laugh Newsroom
Self
2018Breaking News: No Laugh Newsroom
Mayor's Office Staffer (voice)
2018Breaking News: No Laugh Newsroom
Skimberly Milk
2018Breaking News: No Laugh Newsroom
Bob Sauce
2018Breaking News: No Laugh Newsroom
Bette Menforever
2018Breaking News: No Laugh Newsroom
Doug Smuggles
2018Breaking News: No Laugh Newsroom
Quasi Hello Moto
2018Breaking News: No Laugh Newsroom
Inside Out Candace Bergen
2018Breaking News: No Laugh Newsroom
Baby Ducklings That Think Their Mom is a Cat
2018Breaking News: No Laugh Newsroom
Gordon Ram-It-In-Me
2018Breaking News: No Laugh Newsroom
Jack Spear
2018Breaking News: No Laugh Newsroom
Regular Tron
2018Breaking News: No Laugh Newsroom
Ray Romano
2018Breaking News: No Laugh Newsroom
Horace Race
2018Breaking News: No Laugh Newsroom
Grant O'Brien
2018Breaking News: No Laugh Newsroom
The Bad Guy From that NWA Video
2018Breaking News: No Laugh Newsroom
Croooooob
2018Breaking News: No Laugh Newsroom
Grant Anthony O'Brien
2018Breaking News: No Laugh Newsroom
Preti Bigtoo
2018Breaking News: No Laugh Newsroom
Here Too
2018Breaking News: No Laugh Newsroom
Jungle Jim
2018Breaking News: No Laugh Newsroom
Luigi Di Beppo
2018Breaking News: No Laugh Newsroom
A Mamma Mia Mommy
2018Breaking News: No Laugh Newsroom
Code
2018Breaking News: No Laugh Newsroom
Italian Beef
2018Breaking News: No Laugh Newsroom
Soundboard (voice)
2018Breaking News: No Laugh Newsroom
Meat Spin
2018Breaking News: No Laugh Newsroom
Carl Cum
2018Breaking News: No Laugh Newsroom
Logan
2018Breaking News: No Laugh Newsroom
Writer
2018Breaking News: No Laugh Newsroom
Co-Executive Producer
2018
Um, Actually...
Self - Contestant
2018Um, Actually...
Self - Guest / Bartender
2018
Dimension 20's Adventuring Party
Self
2020
Smartypants
Self - Society Member
2024Smartypants
Self - Presenter
2024
Dirty Laundry
Self - Bartender
2022
Make Some Noise
Self - Surprise Guest
2022
Bad Internet
2016Bad Internet
Man (voice)
2016Bad Internet
The Frazier
2016Bad Internet
Writer
2016
Troopers: Rise of the Budget
Wilsaban
2019
Gastronauts
Self - Judge
2024
Cartoon Hell
Pants Palace Announcer (voice)
2018
Monét's Slumber Party
Self - Party Guest
2024
Paranoia
Self - Citizen
2019Paranoia
Self - Stoner
2019Paranoia
Self - Narc
2019
Parlor Room
2025Parlor Room
Self
2025
WTF 101
Frederick Hoelzel (voice)
2019WTF 101
Andrew Jackson (voice)
2019WTF 101
Thomas FitzStephen (voice)
2019
Kingpin Katie
Grant O'Brien
2019
Plus One
Greg
2019
Gods of Food
Cop
2019Gods of Food
Writer
2019
Without A Recipe
Self - Judge
2017
Trolley Problems
Self - Contestant
2024
Dimension 20 Animated
Detective Sylvester Cross (voice)
2021
Ultramechatron Team Go!
Baby Boomer (voice)
2019Ultramechatron Team Go!
Rodney Cloverfield (voice)
2019
Erotic Clubhouse
Self - Guest Host
2020
Tales from the Closet
Self
2018Tales from the Closet
Self - Guest Host
2018
The Rank Room
Self
2019
Thousandaires
Self - Contestant
2024
Total Forgiveness
Self
2019Total Forgiveness
Executive Producer
2019Total Forgiveness
Creator
2019
Pretty Gay
Self
2024
Downbeat
Charles
2019Downbeat
Writer
2019Downbeat
Lyricist
2019Downbeat
Vocals
2019
See Plum Run
2018
Erotic Book Club
Self - Guest
2018Erotic Book Club
Self - Guest Host
2018
Where in the Eff is Sarah Cincinnati?
Self - Contestant
2019
CollegeHumor Goes to Hell
Grant
2015CollegeHumor Goes to Hell
Writer
2015
CollegeHumor Does the Purge
Grant
2016CollegeHumor Does the Purge
Writer
2016
Demi Adejuyigbe: Is Going to Do One (1) Backflip
Thanks
2025
The Rank Room: The Web Series
Self
2018
Chris Grace: As Scarlett Johansson
Grant O'Brien
2024
Katie and Erika Throw The Perfect (Valentine’s Day) Party
Self
2025
Katie & Erika Throw the Perfect Father’s Day Party
Self
2025
The Disruptors
Will Kerrigan
2024The Disruptors
Executive Producer
2024