Dan O'BrienActingPopularity: 0IMDbBiographyDan O'Brien is an actor, known for Whitney (2011), Grand Theft Auto IV (2008) and The Delray Story (2011). He graduated from the University of Notre Dame in 1999.Also Known AsDaniel G. O'BrienRecent & Upcoming5.8DescendentChristian • Aug 20256.2GunslingersJosh • Apr 2025Known For8.2Grey's AnatomyKeith Gardner7.3Law & OrderDelray8.1How I Met Your MotherMeeker6.7The AffairSeth7.7American HousewifeDaniel5.2WhitneyMark6.2GunslingersJosh5.8DescendentChristian3.9Brand New Old LoveThom6.0AstraeaJames6.0OccupantFrankFilmographyMovies6TV Shows6AllCast6CrewBrowse All2020s6.2GunslingersJosh5.8DescendentChristian2010s6.0OccupantFrank3.9Brand New Old LoveThom6.0AstraeaJames
