Mariah O'Brien was born on 25 June 1971 in Dellroy, Ohio, USA. She is an actress, known for Halloween: The Curse of Michael Myers (1995), Being John Malkovich (1999) and The Mod Squad (1999). She was previously married to Giovanni Ribisi.
2006JamMovieas Rose2002Lovely & AmazingMovieas Kevin's TV Co-Star2001Ordinary MadnessMovieas Betty2001TickerMovieas Desperate Woman1999DiamondsMovieas Tiffany1999Being John MalkovichMovieas Girl Creeped Out by Malkovich1999The Mod SquadMovieas Tiffany1998CharmedTV showas Cynda · 1 episodes1998Some GirlMovieas Thrift Store Cashier1998Together and AloneMovieas Buffy1997Kiss & TellMovieas Emma the Sketch Artist1997Buffy the Vampire SlayerTV showas Nancy · 1 episodes1995Halloween: The Curse of Michael MyersMovieas Beth1995Nowhere ManTV showas Nurse · 1 episodes1993The NannyTV showas Young Jewish Woman · 1 episodes1992Gas Food LodgingMovieas Ivy