Editing William Mapother

{{short description|American actor (born 1965)}}
{{Infobox person
| birth_name         = William Reibert Mapother Jr.
| name               = 
| image              = William Mapother 2014.jpg
| caption            = Mapother in 2014
| birth_date         = {{birth date and age|1965|04|17}}
| birth_place        = [[Louisville, Kentucky]], U.S.
| death_date         = 
| alma_mater         = [[University of Notre Dame]]
| death_place        = 
| occupation         = Actor
| years_active       = 1988–present
| spouse             = 
| relatives          = [[Tom Cruise]] (cousin)
| website            = {{Official URL}}
}}
'''William Reibert Mapother Jr.'''<ref>William Mapother {{usurped|1=[https://web.archive.org/web/20061214075650/http://www.williammapotheronline.com/wrmtribute.html Tribute to William Sr.]}}</ref> ({{IPAc-en|ˈ|m|eɪ|p|ɒ|θ|ər}}; born April 17, 1965) is an American actor, known for his role as [[Ethan Rom]] on the television series ''[[Lost (2004 TV series)|Lost]]'' and starring in the film ''[[In the Bedroom]]''. He is also known for the film ''[[Another Earth]]''.

==Early life, family and education==
{{expand-section |date = April 2024}}
Mapother was born in [[Louisville, Kentucky]], the son of Louisa (née Riehm) and William Reibert Mapother Sr.<ref>[http://www.filmreference.com/film/4/William-Mapother.html William Mapother Biography (1965–)<!-- Bot generated title -->], filmreference.com</ref> His father was an attorney and served as a judge in Louisville between 1967 and 1970. Mapother Jr. is a first cousin of actor [[Tom Cruise]], whose birth name is Thomas Cruise Mapother IV.

==Career==
Mapother has become widely known as a [[character actor]], and sometimes plays scary or otherwise dark characters. He played a pivotal role in [[Todd Field]]'s ''[[In the Bedroom]]'', and is perhaps best known as [[Ethan Rom]] in the TV show ''[[Lost (2004 TV series)|Lost]]'', which he played for 11 episodes during the life of the series.

Mapother has also had considerable roles in a series of independent films, such as ''The Lather Effect'', ''Moola'', ''Hurt'', and  ''[[Another Earth]]''. Mapother starred in ''[[The Burrowers]]'' as a Native American fighter who joins a posse to help find missing white settlers.

In September 2007, he was elected to a three-year term on the National Board of Directors for the [[Screen Actors Guild]].

He has provided the motion capture work for [[Agent 47]], the main character in the 2012 video game ''[[Hitman: Absolution]]'' and also provided the voice before series veteran [[David Bateson]] was recast. In 2014, he played the lead in the paranormal horror film ''[[The Atticus Institute]]''.<ref>[http://bloody-disgusting.com/images/3325090/imagery-inside-atticus-institute/  Imagery From Inside 'The Atticus Institute']</ref>

==Filmography==
=== Film ===
{| class="wikitable plainrowheaders sortable"
! scope="col" | Year
! scope="col" | Title
! scope="col" | Role
! scope="col" class="unsortable" | Notes
|-
! scope="row" | 1989
| ''[[Born on the Fourth of July (film)|Born on the Fourth of July]]''
| Platoon Member – Vietnam
| 
|-
! scope="row" rowspan="3" | 1998
| ''[[Without Limits]]''
| Bob Peters
| 
|-
| ''Trickle''
| Josh Riddell
| 
|-
| ''The Unknown Cyclist''
| By-Stander
| 
|-
! scope="row" | 1999
| ''[[Magnolia (film)|Magnolia]]''
| WDKK Show Director's Assistant
| 
|-
! scope="row" rowspan="2" | 2000
| ''[[Mission: Impossible 2]]''
| Wallis
| 
|-
| ''[[Almost Famous]]''
| Bartender
| Scenes deleted
|-
! scope="row" rowspan="2" | 2001
| ''[[In the Bedroom]]''
| Richard Strout
| 
|-
| ''[[Swordfish (film)|Swordfish]]''
| Gabriel's Crew
| 
|-
! scope="row" rowspan="2" | 2002
| ''[[Minority Report (film)|Minority Report]]''
| Hotel Clerk
| 
|-
| ''Self Storage''
| Graham
| 
|-
! scope="row" | 2003
| ''[[The Kiss (2003 film)|The Kiss]]''
| Peter
| 
|-
! scope="row" rowspan="2" | 2004
| ''[[Suspect Zero]]''
| Bill Grieves
| 
|-
| ''[[The Grudge]]'' 
| Matthew Williams
| 
|-
! scope="row" rowspan="3" | 2005
| ''[[Lords of Dogtown]]''
| Donnie
| 
|-
| ''[[The Zodiac (film)|The Zodiac]]''
| Dale Coverling
| 
|-
| ''Chloe''
| Doctor
| 
|-
! scope="row" rowspan="3" | 2006
| ''[[Ask the Dust (film)|Ask The Dust]]''
| Bill
| 
|-
| ''[[The Lather Effect]]''
| Jack
| 
|-
| ''[[World Trade Center (film)|World Trade Center]]''
| [[Jason Thomas (Marine)#Cast|Jason Thomas]]
| 
|-
! scope="row" rowspan="2" | 2007
| ''Moola''
| Bob
| 
|-
| ''[[Moving McAllister]]''
| Bob
| 
|-
! scope="row" rowspan="2" | 2008
| ''[[The Burrowers]]''
| Will Parcher
| 
|-
| ''[[Hurt (2009 film)|Hurt]]''
| Darryl Coltrane
| 
|-
! scope="row" | 2010
| ''[[A Warrior's Heart]]''
| David Milligan
| 
|-
! scope="row" rowspan="2" | 2011
| ''[[Another Earth]]''
| John Burroughs
|
|-
| ''[[Citizen Gangster]]''
| Detective Rhys
| 
|-
! scope="row" | 2012
| ''[[FDR: American Badass!]]''
| Dr. Ellington
| 
|-
! scope="row" | 2013
| ''[[Underdogs (2013 drama film)|Underdogs]]''
| Bill Burkett
| 
|-
! scope="row" | 2014
| ''[[I Origins]]''
| Darryl
| 
|-
! scope="row" rowspan="2" | 2015
| ''[[The Atticus Institute]]''
| Dr. Henry West
| 
|-
| ''[[Blackhat (film)|Blackhat]]''
| Rich Donahue
| 
|-
! scope="row" | 2016
| ''[[Tell Me How I Die (2016 film)|Tell Me How I Die]]''
| Dr. Jerrems
|
|-
! scope="row" | 2024
| ''[[Outlaw Posse (film)|Outlaw Posse]]''
| Angel
| 
|}

===Television===
{| class="wikitable plainrowheaders sortable"
! scope="col" | Year
! scope="col" | Title
! scope="col" | Role
! scope="col" class="unsortable" | Notes
|-
! scope="row" rowspan="3" | 2002
| ''[[CSI: Crime Scene Investigation]]''
| Douglas Sampson
| Episode: "Snuff"
|-
| ''[[The Pennsylvania Miners' Story]]''
| John 'Flathead' Phillippi
| TV movie
|-
| ''[[Touched by an Angel]]''
| Eddie
| 2 episodes
|-
! scope="row" | 2003
| ''[[Law & Order: Special Victims Unit]]''
| Luke Edmunds
| Episode: "Rotten"
|-
! scope="row" rowspan="4" | 2004
| ''[[Line of Fire (2003 TV series)|Line of Fire]]''
| Larry
| 2 episodes
|-
| ''[[CSI: Miami]]''
| Pete Keller
| Episode: 'Lost Son"
|-
| ''[[NCIS (TV series)|NCIS]]''
| Kyle Grayson
| Episode: "See No Evil"
|-
| ''[[Crossing Jordan]]''
| Henry Bishop
| Episode: "Death Goes On"
|-
! scope="row" | 2004–2010
| ''[[Lost (2004 TV series)|Lost]]''
| [[Ethan Rom]]
| 11 episodes
|-
! scope="row" rowspan="2" | 2005
| ''[[The Inside (TV series)|The Inside]]''
| Ronald Ewing
| Episode: "Skin and Bone"
|-
| ''[[Threshold (TV series)|Threshold]]''
| Gunneson
| 2 episodes
|-
! scope="row" | 2006
| ''[[Robot Chicken]]''
| Alien Bully / Leprechaun #2
| 2 episodes
|-
! scope="row" rowspan="3" | 2007
| ''[[K-Ville (TV series)|K-Ville]]''
| Gordon Wix
| Episode: "Pilot"
|-
| ''[[Viva Laughlin]]''
| Sweet Lenny Collins
| Episode: "What a Whale Wants"
|-
| ''[[WordGirl]]''
| Guy Rich (voice)
| Episode: "The Young and the Meatless/Mr. Big's Colossal Mini-Golf"
|-
! scope="row" rowspan="3" | 2008
| ''Skip Tracer''
| Henry Hargrove Jr.
| TV movie
|-
| ''[[Lost: Missing Pieces]]''
| [[Ethan Rom]]
| Episode: "Jack, Meet Ethan. Ethan? Jack."
|-
| ''[[Criminal Minds]]''
| Ian Corbin
| Episode: "Paradise"
|-
! scope="row" | 2009
| ''[[Prison Break]]''
| FBI Agent Chris Franco
| 2 episodes
|-
! scope="row" rowspan="3" | 2010
| ''[[Human Target (2010 TV series)|Human Target]]''
| Sam Fisher
| Episode "Sanctuary"
|-
| ''[[I Heart Vampires]]''
| William
| 2 episodes
|-
| ''[[Law & Order: Criminal Intent]]''
| John Silvestri
| Episode: "Love on Ice"
|-
! scope="row" | 2011–2014
| ''[[The Mentalist]]''
| Richard Haibach
| 4 episodes
|-
! scope="row" rowspan="3" | 2012
| ''[[Burn Notice (TV series)|Burn Notice]]''
| Garret Hartley
| Episode: "Shock Wave"
|-
| ''[[Justified (TV series)|Justified]]''
| Delroy Baker
| 2 episodes
|-
| ''[[American Horror Story]]''
| Misogynist Driver
| Episode: "Dark Cousin"
|-
! scope="row" rowspan="2" | 2013
| ''[[Mad Men]]''
| Randall Walsh
| Episode: "The Flood"
|-
| ''[[Castle (TV series)|Castle]]''
| Carl Matthews
| Episode: "The Disciple"
|- 
! scope="row" | 2014
| ''[[Hawaii Five-0 (2010 TV series)|Hawaii Five-0]]''
| Eric Porter
| Episode: "Ka Makuakaneka"
|-
! scope="row" rowspan="2" | 2015
| ''[[Constantine (TV series)|Constantine]]''
| Jacob Shaw
| Episode: "A Whole World Out There"
|-
| ''[[Grimm (TV Series)|Grimm]]''
| Dwight Eleazar
| Episode: "The Believer"
|-
! scope="row" | 2016
| ''[[Supergirl (TV series)|Supergirl]]''
| [[Parasite (comics)|Rudy Jones / The Parasite]]
| Episode: "Changing"
|-
! scope="row" | 2017
| ''[[MacGyver (2016 TV series)|MacGyver]]''
| Daniel Horn
| Episode: "Hole Puncher"
|-
! scope="row" | 2018
| ''[[The Blacklist (TV series)|The Blacklist]]''
| Bill
| Episode: "Ruin"
|-
! scope="row" | 2020
| ''[[9-1-1: Lone Star]]''
| Bruce Ackerman
| Episode: "Monster Inside"
|-
! scope="row" | 2021
| ''[[FBI: Most Wanted (TV series)|FBI Most Wanted]]''
| Travis Russel
| Episode: "Winner"
|}

===Video games===
{| class="wikitable plainrowheaders sortable"
! scope="col" | Year
! scope="col" | Title
! scope="col" | Role
! scope="col" class="unsortable" | Notes
|-
! scope="row" | 2010
| ''[[Fallout: New Vegas]]''
| Colonel James Hsu
|
|-
! scope="row" | 2012
| ''[[Hitman: Absolution]]''
| [[Agent 47]]
| Motion capture
|-
! scope="row" | 2016
| ''[[Hitman (2016 video game)|Hitman]]''
| Dino Bosco
|
|}

==See also==
* [[List of people from the Louisville metropolitan area]]

==References==
{{reflist}}

==External links==
*{{Official website}}
*{{IMDb name}}

{{Authority control}}

{{DEFAULTSORT:Mapother, William}}
[[Category:1965 births]]
[[Category:Living people]]
[[Category:American male film actors]]
[[Category:American male television actors]]
[[Category:Male actors from Louisville, Kentucky]]
[[Category:University of Notre Dame alumni]]
[[Category:20th-century American male actors]]
[[Category:21st-century American male actors]]