* Copperhead Road (1993)
* ER (1994-2009)
* NYPD Blue (1993-2005)
* The West Wing (1999-2006)
* JAG (1995-2005)
* The Practice (1997-2004)
* Boston Legal (2004-2008)
* House (2004-2012)
* Dexter (2006-2013)
* The Good Wife (2010-2016)
* NCIS (2003-Present)
* Criminal Minds (2005-Present)
* The Blacklist (2013-Present)
In addition to his television work, Barton has also appeared in a number of films, including:
* The Abyss (1989)
* Terminator 2: Judgment Day (1991)
* Sneakers (1992)
* Disclosure (1994)
* Outbreak (1995)
* Independence Day (1996)
* The Lost World: Jurassic Park (1997)
* Air Force One (1997)
* Deep Impact (1998)
* Armageddon (1998)
* The Matrix (1999)
* Fight Club (1999)
* The Green Mile (1999)
* The Perfect Storm (2000)
* Pearl Harbor (2001)
* Black Hawk Down (2001)
* The Lord of the Rings: The Fellowship of the Ring (2001)
* The Lord of the Rings: The Two Towers (2002)
* The Lord of the Rings: The Return of the King (2003)
* The Day After Tomorrow (2004)
* War of the Worlds (2005)
* Munich (2005)
* Babel (2006)
* The Prestige (2006)
* The Departed (2006)
* Transformers (2007)
* I Am Legend (2007)
* The Dark Knight (2008)
* Quantum of Solace (2008)
* Watchmen (2009)
* Avatar (2009)
* Inception (2010)
* The Social Network (2010)
* The Girl with the Dragon Tattoo (2011)
* The Dark Knight Rises (2012)
* Skyfall (2012)
* The Hobbit: An Unexpected Journey (2012)
* The Hobbit: The Desolation of Smaug (2013)
* The Hobbit: The Battle of the Five Armies (2014)
* Interstellar (2014)
* The Martian (2015)
* Spectre (2015)
* Batman v Superman: Dawn of Justice (2016)
* Suicide Squad (2016)
* Wonder Woman (2017)
* Justice League (2017)
* Aquaman (2018)
* Shazam! (2019)
Barton is a talented actor with a wide range of credits to his name. He is sure to continue to be a successful actor for many years to come.