About
William Reibert Mapother Jr. (/ˈmeɪpɒθər/; born April 17, 1965) is an American actor, known for his role as Ethan Rom on the television series Lost and starring in the film In the Bedroom. He is also known for the film Another Earth. Description above from the Wikipedia article William Mapother, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known for
Law & Order: Special Victims UnitSeries • 1999
NCISSeries • 2003
The MentalistSeries • 2008
Criminal MindsSeries • 2005
CSI: Crime Scene InvestigationSeries • 2000
American Horror StorySeries • 2011
CSI: MiamiSeries • 2002
Hawaii Five-0Series • 2010
The BlacklistSeries • 2013
CastleSeries • 2009
Law & Order: Criminal IntentSeries • 2001
GrimmSeries • 2011
LostSeries • 2004
Mad MenSeries • 2007
FBI: Most WantedSeries • 2020
SupergirlSeries • 2015
Crossing JordanSeries • 2001
Burn NoticeSeries • 2007
MacGyverSeries • 2016
Touched by an AngelSeries • 1994
9-1-1: Lone StarSeries • 2020
JustifiedSeries • 2010
Minority ReportMovie • 2002
Human TargetSeries • 2010