Terry O'Quinn
Actor · Born 1952-07-15
Acting 60
Unsung Hero
2024 · Grandpa James
The Walking Dead: The Ones Who Live
2024 · Major General Johnathan Beale
LOST: Circle
2023 · John Locke
PIECES OF HER
2022 · Martin Queller
Christmas Sail
2021 · Dennis
Resident Alien
2021 · Peter Bach
FBI: Most Wanted
2020 · Byron LaCroix
Emergence
2019 · Richard Kindred
Perpetual Grace LTD
2019 · Wesley Walker
Castle Rock
2018 · Dale Lacy
The Blacklist: Redemption
2017 · Howard Hargrave
New Life
2016 · Dr. Philip Sumrall
Patriot
2015 · Tom Tavner
Secrets and Lies
2015 · John Warner
Gang Related
2014 · Sam Chapel
Full Circle
2013 · Jimmy Parerra
Ring of Fire
2012 · Oliver Booth
666 Park Avenue
2012 · Gavin Doran
Taken from Me: The Tiffany Rubin Story
2011 · Mark Miller
Hawaii Five-0
2010 · Joe White
Masters of Science Fiction
2007
Lost
2004 · John Locke
Phenomenon II
2003
NCIS
2003 · Will Ryan
Old School
2003 · Goldberg (uncredited)
The Locket
2002 · Casey Keddington
Town Diary
2002
Hometown Legend
2002 · Buster Schuler
First Monday
2002
Alias
2001 · Kendall
Law & Order: Criminal Intent
2001 · Gordon Buchanan
American Outlaws
2001 · Rollin H. Parker
WW3
2001 · Eric Farrell
Semper Fi
2001 · Cliff's Father
Rated X
2000 · J.R. Mitchell
Harsh Realm
1999
Roswell
1999 · Carl
The West Wing
1999 · Nicholas Alexander
Murder in a Small Town
1999 · Sidney Lassiter
The X-Files
1998 · Michaud
Breast Men
1997 · Hersch Lawyer
My Stepson, My Lover
1997 · Richard Cory
On the Edge of Innocence
1997 · David Walker
Shadow Conspiracy
1997 · Frank Ridell
Ghosts of Mississippi
1996 · Judge Hilburn
Millennium
1996 · Peter Watts
Primal Fear
1996 · Yancy
JAG
1995 · Admiral Thomas Boone
The Client
1995 · Bert Halliwell
Ray Alexander: A Menu for Murder
1995 · Frank Darnell
Shadow Warriors
1995 · Dr. Connors
Earth 2
1994 · Reilly
Lipstick Camera
1994 · Raymond Miller
A Friend to Die For
1994 · Ed Saxe
Justice in a Small Town
1994 · Harris Wiley
Don't Talk to Strangers
1994 · Bonner
Heart of a Child
1994 · Gordon Holc
MacShayne: Winner Takes All
1994 · Danny Leggett
Tombstone
1993 · Mayor Clum
Diagnosis: Murder
1993 · Ronald Trent