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).
Tombstone
1993
Old School
2003
Stranger on My Land
1988
The Cutting Edge
1992
Primal Fear
1996
A Friend to Die For
1994
The Rocketeer
1991
Unsung Hero
2024
Rated X
2000
Mischief
1985
The X-Files
1998
Born Too Soon
1993
SpaceCamp
1986
Shoot First: A Cop's Vengeance
1991
Stepfather 2
1989
Young Guns
1988
Shadow Conspiracy
1997
Silver Bullet
1985
Places in the Heart
1984
Black Widow
1987
All the Right Moves
1983
Blind Fury
1989
Heaven's Gate
1980
American Outlaws
2001
Pin
1988
Town Diary
2002
Lipstick Camera
1994
Ghosts of Mississippi
1996
The Stepfather
1987
Kaleidoscope
1990
Without a Trace
1983
Amityville: A New Generation
1993
Between Two Women
1986
Mrs. Soffel
1984
Hometown Legend
2002
Getting LOST
2024
Wild Card
1992
My Stepson, My Lover
1997
New Life
2016
Phenomenon II
2003