Grant O'BrienActingMay 15, 1986 (40 years old)Columbus, Ohio, USAPopularity: 0Recent & Upcoming6.8Demi Adejuyigbe: Is Going to Do One (1) BackflipThanks • Nov 2025Katie & Erika Throw the Perfect Father’s Day PartySelf • Jun 2025Katie and Erika Throw The Perfect (Valentine’s Day) PartySelf • Feb 20257.0Chris Grace: As Scarlett JohanssonGrant O'Brien • Aug 2024Known For9.2Dimension 20Detective Sylvester Cross8.8Breaking News: No Laugh NewsroomMayor's Office Staffer (voice)6.8Plus OneGreg6.8Bad Internet7.7Cartoon HellPants Palace Announcer (voice)8.2WTF 101Frederick Hoelzel (voice)4.5Parlor Room8.0Ultramechatron Team Go!Baby Boomer (voice)Troopers: Rise of the BudgetWilsaban10.0See Plum Run10.0Dimension 20 AnimatedDetective Sylvester Cross (voice)6.0Kingpin KatieGrant O'BrienFilmographyMovies7TV Shows29AllCast6Crew2Browse All2020s6.8Demi Adejuyigbe: Is Going to Do One (1) BackflipThanksKatie & Erika Throw the Perfect Father’s Day PartySelfKatie and Erika Throw The Perfect (Valentine’s Day) PartySelf6.6The DisruptorsWill Kerrigan7.0Chris Grace: As Scarlett JohanssonGrant O'Brien2010s6.8Plus OneGregTBATotal ForgivenessSelf
