Known For
Acting
Known Credits
128
Gender
Male
Birthday
July 15, 1952 (73 years old)
Place of Birth
Sault Sainte Marie, Michigan, USA
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).
| 2024 | Getting LOSTas Self | |
| 2024 | Unsung Heroas Grandpa James | |
| 2024 | The Walking Dead: The Ones Who Liveas Major General Johnathan Beale | |
| 2023 | LOST: Circleas John Locke | |
| 2022 | PIECES OF HERas Martin Queller | |
| 2021 | Christmas Sailas Dennis | |
| 2021 | Ultra City Smithsas Captain Krieger (voice) | |
| 2021 | Resident Alienas Peter Bach | |
| 2021 | Resident Alienas Peter Bach (voice) | |
| 2020 | FBI: Most Wantedas Byron LaCroix | |
| 2019 | Emergenceas Richard Kindred | |
| 2019 | Perpetual Grace LTDas Wesley Walker | |
| 2018 | Castle Rockas Dale Lacy | |
| 2017 | Mysteries of the Missingas Self - Host | |
| 2017 | The Blacklist: Redemptionas Howard Hargrave | |
| 2016 | New Lifeas Dr. Philip Sumrall | |
| 2015 | Patriotas Tom Tavner | |
| 2015 | Secrets and Liesas John Warner | |
| 2014 | Gang Relatedas Sam Chapel | |
| 2013 | Full Circleas Jimmy Parerra | |
| 2012 | Ring of Fireas Oliver Booth | |
| 2012 | 666 Park Avenueas Gavin Doran | |
| 2011 | Taken from Me: The Tiffany Rubin Storyas Mark Miller | |
| 2010 | Hawaii Five-0as Joe White | |
| 2007 | Masters of Science Fictionas | |
| 2004 | Lostas John Locke | |
| 2003 | Phenomenon IIas | |
| 2003 | NCISas Will Ryan | |
| 2003 | Old Schoolas Goldberg (uncredited) | |
| 2003 | Jimmy Kimmel Live!as Self | |
| 2002 | The Locketas Casey Keddington | |
| 2002 | Town Diaryas | |
| 2002 | Hometown Legendas Buster Schuler | |
| 2002 | First Mondayas | |
| 2001 | Aliasas Kendall | |
| 2001 | Law & Order: Criminal Intentas Gordon Buchanan | |
| 2001 | Good Day Liveas Self | |
| 2001 | American Outlawsas Rollin H. Parker | |
| 2001 | WW3as Eric Farrell | |
| 2001 | Semper Fias Cliff's Father | |
| 2000 | Rated Xas J.R. Mitchell | |
| 1999 | Harsh Realmas | |
| 1999 | Roswellas Carl | |
| 1999 | The West Wingas Nicholas Alexander | |
| 1999 | Murder in a Small Townas Sidney Lassiter | |
| 1998 | The X-Filesas Michaud | |
| 1997 | Breast Menas Hersch Lawyer | |
| 1997 | The Viewas Self | |
| 1997 | My Stepson, My Loveras Richard Cory | |
| 1997 | On the Edge of Innocenceas David Walker | |
| 1997 | Shadow Conspiracyas Frank Ridell | |
| 1996 | Ghosts of Mississippias Judge Hilburn | |
| 1996 | Millenniumas Peter Watts | |
| 1996 | Primal Fearas Yancy | |
| 1995 | JAGas Admiral Thomas Boone | |
| 1995 | JAGas Thomas Boone | |
| 1995 | The Clientas Bert Halliwell | |
| 1995 | Ray Alexander: A Menu for Murderas Frank Darnell | |
| 1995 | Shadow Warriorsas Dr. Connors | |
| 1994 | Earth 2as Reilly | |
| 1994 | Lipstick Cameraas Raymond Miller | |
| 1994 | A Friend to Die Foras Ed Saxe | |
| 1994 | Justice in a Small Townas Harris Wiley | |
| 1994 | Don't Talk to Strangersas Bonner | |
| 1994 | Heart of a Childas Gordon Holc | |
| 1994 | MacShayne: Winner Takes Allas Danny Leggett | |
| 1993 | Tombstoneas Mayor Clum | |
| 1993 | Diagnosis: Murderas Ronald Trent | |
| 1993 | The X-Filesas Lt. Brian Tillman | |
| 1993 | The X-Filesas Shadow Man | |
| 1993 | Amityville: A New Generationas Detective Clark | |
| 1993 | Visions of Murderas Adm. Truman Hager | |
| 1993 | Born Too Soonas Dr. Friedman | |
| 1993 | Homicide: Life on the Streetas Bailey Lafeld | |
| 1992 | The Good Fightas Henry Cragin | |
| 1992 | Wild Cardas Barlow | |
| 1992 | My Samuraias | |
| 1992 | Sexual Advancesas Cliff Ripley | |
| 1992 | Trial: The Price of Passionas Bob Altschuler | |
| 1992 | Deliver Them from Evil: The Taking of Alta Viewas Sergeant Don Bell | |
| 1992 | The Cutting Edgeas Jack Moseley | |
| 1991 | Company Businessas Colonel Pierce Grissom | |
| 1991 | The Rocketeeras Howard Hughes | |
| 1991 | Shoot First: A Cop's Vengeanceas Sergeant Nicholas | |
| 1991 | Son of the Morning Staras Gen. Alfred Terry | |
| 1991 | The Last to Goas Daniel | |
| 1990 | Kaleidoscopeas Henry | |
| 1990 | Blood Oathas Major Beckett | |
| 1990 | Perry Mason: The Case of the Desperate Deceptionas Curt Mitchell | |
| 1989 | Stepfather 2as Dr. Gene Clifford / Jerry Blake | |
| 1989 | The Forgotten Oneas Bob Anderson | |
| 1989 | Blind Furyas Frank Devereaux | |
| 1989 | Tales from the Cryptas Inspector Martin Zeller | |
| 1989 | Roe vs. Wadeas Jay Floyd | |
| 1989 | Guts and Glory: The Rise and Fall of Oliver Northas Aaron Sykes | |
| 1988 | Pin : A Plastic Nightmareas Dr. Frank Linden | |
| 1988 | Young Gunsas Alex McSween | |
| 1988 | Stranger on My Landas Connie Priest | |
| 1988 | The Joggeras Jerry | |
| 1987 | Star Trek: The Next Generationas Admiral Eric Pressman | |
| 1987 | Jake and the Fatmanas Vincent Novak | |
| 1987 | A Year in the Lifeas Keith | |
| 1987 | When the Time Comesas Wes Travis | |
| 1987 | Black Widowas Bruce | |
| 1987 | The Stepfatheras Jerry Blake | |
| 1987 | At Mother's Requestas Joel Campbell | |
| 1986 | Women of Valoras Maj. Tom Patterson | |
| 1986 | L.A. Lawas Nick Moats | |
| 1986 | SpaceCampas Launch Director | |
| 1986 | Between Two Womenas Dr. Wallace | |
| 1986 | Matlockas | |
| 1985 | Silver Bulletas Sheriff Joe Haller | |
| 1985 | The Twilight Zoneas Curt Lockridge (segment "Chameleon") | |
| 1985 | Right to Kill?as Jim Barrett | |
| 1985 | An Early Frostas Dr. Redding | |
| 1985 | Moonlightingas Bryant Wilbourne | |
| 1985 | Mischiefas Claude Harbrough | |
| 1984 | Mrs. Soffelas Detective Buck McGovern | |
| 1984 | Miami Viceas Richard Cain | |
| 1984 | Places in the Heartas Buddy Kelsey | |
| 1983 | All the Right Movesas Freeman Smith | |
| 1983 | Jacobo Timerman: Prisoner Without a Name, Cell Without a Numberas Colonel Thomas Rhodes | |
| 1983 | Without a Traceas Parent | |
| 1982 | Remington Steeleas Chuck McBride | |
| 1980 | Heaven's Gateas Captain Minardi | |
| 1980 | F.D.R.: The Last Yearas James Roosevelt | |
| 1979 | Tales of the Unexpectedas Cop | |
| 1951 | Hallmark Hall of Fameas Michael Keddington's Abusive Father |
