Grant O'Brien
- Acting
- May 15, 1986 · Columbus, Ohio, USA
Known for
Filmography
- Demi Adejuyigbe: Is Going to Do One (1) Backflip · Thanks
- Katie & Erika Throw the Perfect Father’s Day Party · Self
- Parlor Room · Self
- Katie and Erika Throw The Perfect (Valentine’s Day) Party · Self
- Gastronauts · Self
- Chris Grace: As Scarlett Johansson · Grant O'Brien
- Monét's Slumber Party · Self
- Thousandaires · Self
- Smartypants · Self
- Trolley Problems · Self
- The Disruptors · Will Kerrigan, Executive producer
- Pretty Gay · Self
- Make Some Noise · Self
- Dirty Laundry · Self
- Dimension 20 Animated · Detective Sylvester Cross (Voice)
- Erotic Clubhouse · Self
- Dimension 20's Adventuring Party · Self
- Where in the Eff is Sarah Cincinnati? · Self
- Ultramechatron Team Go! · Baby Boomer (Voice), Rodney Cloverfield (Voice)
- Game Changer · Self, Staff Writer
- Gods of Food · Cop, Writer
- Plus One · Greg
- Kingpin Katie · Grant O'Brien
- Paranoia · Self
- Troopers: Rise of the Budget · Wilsaban
- Downbeat · Charles, Writer
- The Rank Room · Self
- Total Forgiveness · Self, Executive producer
- WTF 101 · Frederick Hoelzel (Voice), Thomas FitzStephen (Voice)
- Erotic Book Club · Self
- Tales from the Closet · Self
- Um, Actually... · Self
- Cartoon Hell · Pants Palace Announcer (Voice)
- See Plum Run
- Dimension 20 · Detective Sylvester Cross
- The Rank Room: The Web Series · Self
- Breaking News: No Laugh Newsroom · Self, Mayor's Office Staffer (Voice)
- Without A Recipe · Self
- CollegeHumor Does the Purge · Grant, Writer
- Bad Internet · The Frazier, Man (Voice)
- CollegeHumor Goes to Hell · Grant, Writer