Terry O'Quinn

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).

Filmography (124 Appearances)

Getting LOST

2024

Unsung Hero

2024

The Walking Dead: The Ones Who Live

2024

LOST: Circle

2023

PIECES OF HER

2022

Christmas Sail

2021

Ultra City Smiths

2021

Resident Alien

2021

FBI: Most Wanted

2020

Emergence

2019

Perpetual Grace LTD

2019

Castle Rock

2018

Mysteries of the Missing

2017

The Blacklist: Redemption

2017

New Life

2016

Patriot

2015

Secrets and Lies

2015

Gang Related

2014

Full Circle

2013

Ring of Fire

2012

666 Park Avenue

2012

Taken from Me: The Tiffany Rubin Story

2011

Hawaii Five-0

2010

Masters of Science Fiction

2007

Lost

2004

Phenomenon II

2003

NCIS

2003

Old School

2003

Jimmy Kimmel Live!

2003

The Locket

2002

Town Diary

2002

Hometown Legend

2002

First Monday

2002

Law & Order: Criminal Intent

2001

Alias

2001

Good Day Live

2001

American Outlaws

2001

WW3

2001

Semper Fi

2001

Rated X

2000

Harsh Realm

1999

Roswell

1999

The West Wing

1999

Murder in a Small Town

1999

The X-Files

1998

Breast Men

1997

The View

1997

My Stepson, My Lover

1997

On the Edge of Innocence

1997

Shadow Conspiracy

1997

Ghosts of Mississippi

1996

Millennium

1996

Primal Fear

1996

JAG

1995

The Client

1995

Ray Alexander: A Menu for Murder

1995

Shadow Warriors

1995

Earth 2

1994

Lipstick Camera

1994

A Friend to Die For

1994

Justice in a Small Town

1994

Don't Talk to Strangers

1994

Heart of a Child

1994

MacShayne: Winner Takes All

1994

Tombstone

1993

Diagnosis: Murder

1993

Amityville: A New Generation

1993

The X-Files

1993

Visions of Murder

1993

Born Too Soon

1993

Homicide: Life on the Street

1993

The Good Fight

1992

Wild Card

1992

My Samurai

1992

Sexual Advances

1992

Trial: The Price of Passion

1992

Deliver Them from Evil: The Taking of Alta View

1992

The Cutting Edge

1992

Company Business

1991

The Rocketeer

1991

Shoot First: A Cop's Vengeance

1991

Son of the Morning Star

1991

The Last to Go

1991

Kaleidoscope

1990

Blood Oath

1990

Perry Mason: The Case of the Desperate Deception

1990

Stepfather 2

1989

The Forgotten One

1989

Blind Fury

1989

Tales from the Crypt

1989

Roe vs. Wade

1989

Guts and Glory: The Rise and Fall of Oliver North

1989

Pin

1988

Young Guns

1988

Stranger on My Land

1988

The Jogger

1988

Star Trek: The Next Generation

1987

Jake and the Fatman

1987

A Year in the Life

1987

When the Time Comes

1987

Black Widow

1987

The Stepfather

1987

At Mother's Request

1987

Women of Valor

1986

L.A. Law

1986

SpaceCamp

1986

Between Two Women

1986

Matlock

1986

Silver Bullet

1985

The Twilight Zone

1985

Right to Kill?

1985

An Early Frost

1985

Moonlighting

1985

Mischief

1985

Mrs. Soffel

1984

Miami Vice

1984

Places in the Heart

1984

All the Right Moves

1983

Jacobo Timerman: Prisoner Without a Name, Cell Without a Number

1983

Without a Trace

1983

Remington Steele

1982

Heaven's Gate

1980

F.D.R.: The Last Year

1980 Debut

Tales of the Unexpected

1979
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