ACTOR
Terry O'Quinn
Known for Lost · The X-Files · NCIS
Terrance Quinn (born July 15, 1952), known professionally as Terry O'Quinn, is an American actor. He is best known for his Emmy Award-winning performance as John Locke on the TV series Lost (2004–2010). He had roles in films including The Stepfather (1987), The Rocketeer (1991), Heaven's Gate (1980), Silver Bullet (1985), Young Guns (1988), Blind Fury (1989), Tombstone (1993) and Primal Fear (1996). Other prominent television roles…
Snapshot 2026-10-15
- Born
- Jul 15, 1952
- Birthplace
- Sault Sainte Marie, Michigan, USA
- Known For
- Acting
Biography
Terrance Quinn (born July 15, 1952), known professionally as Terry O'Quinn, is an American actor. He is best known for his Emmy Award-winning performance as John Locke on the TV series Lost (2004–2010). He had roles in films including The Stepfather (1987), The Rocketeer (1991), Heaven's Gate (1980), Silver Bullet (1985), Young Guns (1988), Blind Fury (1989), Tombstone (1993) and Primal Fear (1996).
Other prominent television roles include Peter Watts in Millennium (1996–1999), FBI Asst. Director Kendall in Alias (2002–2004), Commander Joe White in Hawaii Five-0 (2011–2018), and Tom Tavner in Patriot (2015–2018).
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Known For
TV
LostJohn Locke · 2004
★ 8.0
★ 8.0
TV
The X-FilesLt. Brian Tillman · 1993
★ 8.4
★ 8.4
TV
NCISWill Ryan · 2003
★ 7.6
★ 7.6
TV
Hawaii Five-0Joe White · 2010
★ 7.7
★ 7.7
TV
Star Trek: The Next GenerationAdmiral Eric Pressman · 1987
★ 8.4
★ 8.4
TV
The West WingNicholas Alexander · 1999
★ 8.3
★ 8.3
TV
Miami ViceRichard Cain · 1984
★ 7.4
★ 7.4
TV
FBI: Most WantedByron LaCroix · 2020
★ 7.6
★ 7.6
Filmography
Movies
F.D.R.: The Last YearJames Roosevelt
1980
Heaven's GateCaptain Minardi
1980
All the Right MovesFreeman Smith
1983
Jacobo Timerman: Prisoner Without a Name, Cell Without a NumberColonel Thomas Rhodes
1983
Without a TraceParent
1983
Mrs. SoffelDetective Buck McGovern
1984
Places in the HeartBuddy Kelsey
1984
An Early FrostDr. Redding
1985
MischiefClaude Harbrough
1985
Right to Kill?Jim Barrett
1985
Silver BulletSheriff Joe Haller
1985
Between Two WomenDr. Wallace
1986
SpaceCampLaunch Director
1986
Women of ValorMaj. Tom Patterson
1986
Black WidowBruce
1987
The StepfatherJerry Blake
1987
When the Time ComesWes Travis
1987
PinDr. Frank Linden
1988
Stranger on My LandConnie Priest
1988
The JoggerJerry
1988
Young GunsAlex McSween
1988
Blind FuryFrank Devereaux
1989
Guts and Glory: The Rise and Fall of Oliver NorthAaron Sykes
1989
Roe vs. WadeJay Floyd
1989
Stepfather 2Dr. Gene Clifford / Jerry Blake
1989
The Forgotten OneBob Anderson
1989
Blood OathMajor Beckett
1990
KaleidoscopeHenry
1990
Perry Mason: The Case of the Desperate DeceptionCurt Mitchell
1990
Company BusinessColonel Pierce Grissom
1991
Shoot First: A Cop's VengeanceSergeant Nicholas
1991
The Last to GoDaniel
1991
The RocketeerHoward Hughes
1991
Deliver Them from Evil: The Taking of Alta ViewSergeant Don Bell
1992
My Samurai
1992
Sexual AdvancesCliff Ripley
1992
The Cutting EdgeJack Moseley
1992
The Good FightHenry Cragin
1992
Trial: The Price of PassionBob Altschuler
1992
Wild CardBarlow
1992
Amityville: A New GenerationDetective Clark
1993
Born Too SoonDr. Friedman
1993
TombstoneMayor Clum
1993
Visions of MurderAdm. Truman Hager
1993
A Friend to Die ForEd Saxe
1994
Don't Talk to StrangersBonner
1994
Heart of a ChildGordon Holc
1994
Justice in a Small TownHarris Wiley
1994
Lipstick CameraRaymond Miller
1994
MacShayne: Winner Takes AllDanny Leggett
1994
Ray Alexander: A Menu for MurderFrank Darnell
1995
Shadow WarriorsDr. Connors
1995
Ghosts of MississippiJudge Hilburn
1996
Primal FearYancy
1996
Breast MenHersch Lawyer
1997
My Stepson, My LoverRichard Cory
1997
On the Edge of InnocenceDavid Walker
1997
Shadow ConspiracyFrank Ridell
1997
The X-FilesMichaud
1998
Murder in a Small TownSidney Lassiter
1999
Rated XJ.R. Mitchell
2000
American OutlawsRollin H. Parker
2001
Semper FiCliff's Father
2001
WW3Eric Farrell
2001
Hometown LegendBuster Schuler
2002
The LocketCasey Keddington
2002
Town Diary
2002
Old SchoolGoldberg (uncredited)
2003
Phenomenon II
2003
Taken from Me: The Tiffany Rubin StoryMark Miller
2011
New LifeDr. Philip Sumrall
2016
Christmas SailDennis
2021
Getting LOSTSelf
2024
Unsung HeroGrandpa James
2024Television
Hallmark Hall of FameMichael Keddington's Abusive Father · 1 eps
1951
Tales of the UnexpectedCop · 1 eps
1979
Remington SteeleChuck McBride · 1 eps
1982
Miami ViceRichard Cain · 1 eps
1984
MoonlightingBryant Wilbourne · 1 eps
1985
The Twilight ZoneCurt Lockridge (segment "Chameleon") · 1 eps
1985
L.A. LawNick Moats · 1 eps
1986
Matlock1 eps
1986
A Year in the LifeKeith · 1 eps
1987
At Mother's RequestJoel Campbell · 2 eps
1987
Jake and the FatmanVincent Novak · 1 eps
1987
Star Trek: The Next GenerationAdmiral Eric Pressman · 1 eps
1987
Tales from the CryptInspector Martin Zeller · 1 eps
1989
Son of the Morning StarGen. Alfred Terry · 2 eps
1991
Diagnosis: MurderRonald Trent · 1 eps
1993
Homicide: Life on the StreetBailey Lafeld · 1 eps
1993
The X-FilesLt. Brian Tillman · 1 eps
1993The X-FilesShadow Man · 1 eps
1993
Earth 2Reilly · 6 eps
1994
JAGAdmiral Thomas Boone · 4 eps
1995JAGThomas Boone · 6 eps
1995
The ClientBert Halliwell · 1 eps
1995
MillenniumPeter Watts · 40 eps
1996
The ViewSelf · 1 eps
1997
Harsh Realm9 eps
1999
RoswellCarl · 1 eps
1999
The West WingNicholas Alexander · 7 eps
1999
AliasKendall · 18 eps
2001
Good Day LiveSelf · 1 eps
2001
Law & Order: Criminal IntentGordon Buchanan · 1 eps
2001
First Monday1 eps
2002
Jimmy Kimmel Live!Self · 1 eps
2003
NCISWill Ryan · 1 eps
2003
LostJohn Locke · 118 eps
2004
Masters of Science Fiction1 eps
2007
Hawaii Five-0Joe White · 16 eps
2010
666 Park AvenueGavin Doran · 13 eps
2012
Ring of FireOliver Booth · 2 eps
2012
Full CircleJimmy Parerra · 10 eps
2013
Gang RelatedSam Chapel · 13 eps
2014
PatriotTom Tavner · 18 eps
2015
Secrets and LiesJohn Warner · 10 eps
2015
Mysteries of the MissingSelf - Host · 8 eps
2017
The Blacklist: RedemptionHoward Hargrave · 7 eps
2017
Castle RockDale Lacy · 10 eps
2018
EmergenceRichard Kindred · 5 eps
2019
Perpetual Grace LTDWesley Walker · 10 eps
2019
FBI: Most WantedByron LaCroix · 9 eps
2020
Resident AlienPeter Bach · 12 eps
2021Resident AlienPeter Bach (voice) · 1 eps
2021
Ultra City SmithsCaptain Krieger (voice) · 6 eps
2021
PIECES OF HERMartin Queller · 6 eps
2022
LOST: CircleJohn Locke · 80 eps
2023
The Walking Dead: The Ones Who LiveMajor General Johnathan Beale · 3 eps
2024Photos
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