Grant O'Brien
Known for Acting · 40 credits
- Born
- 1986-05-15 (age 40)
- Place of birth
- Columbus, Ohio, USA
Known For
Dimension 20
2018
as Detective Sylvester Cross
Dimension 20's Adventuring Party
2020
as Self
Um, Actually...
2018
as Self - Contestant / Self - Guest / Bartender
Game Changer
2019
as Self - Contestant / Self - Guest / Self (archive footage) / Self - Contestant / The Bachelor / Self - Pitch Hopeful / Team 1 Car Wash / Patient / Self - Guard
Breaking News: No Laugh Newsroom
2018
as Self / Mayor's Office Staffer (voice) / Skimberly Milk / Bob Sauce / Bette Menforever / Doug Smuggles / Quasi Hello Moto / Inside Out Candace Bergen / Baby Ducklings That Think Their Mom is a Cat / Gordon Ram-It-In-Me / Jack Spear / Regular Tron / Ray Romano / Horace Race / Grant O'Brien / The Bad Guy From that NWA Video / Croooooob / Grant Anthony O'Brien / Preti Bigtoo / Here Too / Jungle Jim / Luigi Di Beppo / A Mamma Mia Mommy / Code / Italian Beef / Soundboard (voice) / Meat Spin / Carl Cum / Logan
Make Some Noise
2022
as Self - Surprise Guest
TV Shows (34)
Dimension 20
2018
as Detective Sylvester Cross
Dimension 20's Adventuring Party
2020
as Self
Um, Actually...
2018
as Self - Contestant / Self - Guest / Bartender
Game Changer
2019
as Self - Contestant / Self - Guest / Self (archive footage) / Self - Contestant / The Bachelor / Self - Pitch Hopeful / Team 1 Car Wash / Patient / Self - Guard
Breaking News: No Laugh Newsroom
2018
as Self / Mayor's Office Staffer (voice) / Skimberly Milk / Bob Sauce / Bette Menforever / Doug Smuggles / Quasi Hello Moto / Inside Out Candace Bergen / Baby Ducklings That Think Their Mom is a Cat / Gordon Ram-It-In-Me / Jack Spear / Regular Tron / Ray Romano / Horace Race / Grant O'Brien / The Bad Guy From that NWA Video / Croooooob / Grant Anthony O'Brien / Preti Bigtoo / Here Too / Jungle Jim / Luigi Di Beppo / A Mamma Mia Mommy / Code / Italian Beef / Soundboard (voice) / Meat Spin / Carl Cum / Logan
Make Some Noise
2022
as Self - Surprise Guest
Dirty Laundry
2022
as Self - Bartender
Bad Internet
2016
as Man (voice) / The Frazier
Smartypants
2024
as Self - Society Member / Self - Presenter
Cartoon Hell
2018
as Pants Palace Announcer (voice)
Troopers: Rise of the Budget
2019
as Wilsaban
WTF 101
2019
as Frederick Hoelzel (voice) / Andrew Jackson (voice) / Thomas FitzStephen (voice)
Paranoia
2019
as Self - Citizen / Self - Stoner / Self - Narc
Gastronauts
2024
as Self - Judge
Parlor Room
2025
as Self
Dimension 20 Animated
2021
as Detective Sylvester Cross (voice)
Total Forgiveness
2019
as Self
The Rank Room
2019
as Self
Ultramechatron Team Go!
2019
as Baby Boomer (voice) / Rodney Cloverfield (voice)
Downbeat
2019
as Charles
See Plum Run
2018
Gods of Food
2019
as Cop
Erotic Book Club
2018
as Self - Guest / Self - Guest Host
Thousandaires
2024
as Self - Contestant
Pretty Gay
2024
as Grant O'Brien
Where in the Eff is Sarah Cincinnati?
2019
as Self - Contestant
Monét's Slumber Party
2024
as Self - Party Guest
Kingpin Katie
2019
as Grant O'Brien
Tales from the Closet
2018
as Self / Self - Guest Host
CollegeHumor Goes to Hell
2015
as Grant
Trolley Problems
2024
as Self - Contestant
CollegeHumor Does the Purge
2016
as Grant
The Rank Room: The Web Series
2018
as Self
Erotic Clubhouse
2020
as Self - Guest Host
Movies (6)
About Grant O'Brien
Grant O'Brien is a notable figure in cinema and television, best known for contributions to Acting. With 40 credits spanning from 2015 to 2025, Grant O'Brien has appeared in 6 films and 34 TV shows.
Fans searching for Grant O'Brien movies, Grant O'Brien filmography, or the latest projects starring Grant O'Brien can stream many of these titles on Bowood.TV, free and in HD, with no subscription required.
Most Popular Grant O'Brien Movies
- Plus One (2019) — as Greg
- The Disruptors (2024) — as Will Kerrigan
- Chris Grace: As Scarlett Johansson (2024) — as Grant O'Brien
- Total Forgiveness — as Self
- Katie & Erika Throw the Perfect Father’s Day Party (2025) — as Self
Where to Watch Grant O'Brien Films
Most Grant O'Brien movies and series are available to stream on Bowood.TV in full HD, completely free and without signup. Browse the complete filmography above to jump directly to any title. For more films and the latest web series featuring Grant O'Brien, check our movies catalogue and browse page.