MD
Mark Deklin Filmography
| 2024 | NCIS: Origins (TV Series) · as Dan Mclane |
| 2023 | Glamorous (TV Series) · as James |
| 2022 | Bleecker · as Clive |
| 2021 | Sister Swap: A Hometown Holiday · as Eric |
| 2020 | Meet Me at Christmas · as Beau |
| 2019 | Christmas in Evergreen: Tidings of Joy · as Kevin |
| 2019 | Love and Sunshine · as Jake Terry |
| 2019 | The Code (TV Series) · as Commander Noah Hewitt |
| 2018 | Christmas in Evergreen: Letters to Santa · as Kevin Miller |
| 2017 | Switched for Christmas · as Greg |
| 2017 | The Good Fight (TV Series) · as Judge Wick Stilton |
| 2016 | Designated Survivor (TV Series) · as Jack Bowman |
| 2016 | Shades of Blue (TV Series) · as Joe Nazario |
| 2015 | Blindspot (TV Series) · as J.b. Kelley |
| 2015 | Grace and Frankie (TV Series) · as Roy |
| 2015 | The Answer · as Cole Sr. |
| 2015 | Younger (TV Series) · as Cameron |
| 2013 | Tarzan · as Greystoke (voice) |
| 2013 | The Blacklist (TV Series) · as Governor Richard Sweeney |
| 2013 | The Wedding Chapel · as Roger Waters |
| 2013 | Devious Maids (TV Series) · as Nicholas Deering |
| 2012 | Elementary (TV Series) · as Jake Bozeman |
| 2012 | Major Crimes (TV Series) · as Dr. William Landon |
| 2012 | Good Christian Belles (TV Series) · as Blake Reilly |
| 2010 | Blue Bloods (TV Series) · as Donnie Hassett |
| 2010 | Lone Star (TV Series) · as Trammell Thatcher |
| 2010 | Hawaii Five-0 (TV Series) · as Stan Edwards |
| 2010 | Regular Show (TV Series) · as Corporal (voice) |
| 2010 | Rizzoli & Isles (TV Series) · as Agent Cameron Davies |
| 2010 | Hot in Cleveland (TV Series) · as Kirk Stark |
| 2010 | The Wish List · as Erik |
| 2010 | Riverworld · as Sam Clemens |
| 2010 | Riverworld (TV Series) |
| 2010 | Romantically Challenged (TV Series) |
| 2009 | Warehouse 13 (TV Series) · as Ted |
| 2009 | Better Off Ted (TV Series) · as Mordor |
| 2009 | Castle (2009) (TV Series) · as Corey Francis / Noah Kesswood |
| 2008 | Life on Mars (US) (TV Series) · as Ronald Harris |
| 2008 | The Ex List (TV Series) · as Elliott Mayer |
| 2008 | The Mentalist (TV Series) · as James Kinsey |
| 2007 | Never Say Macbeth · as Scott |
| 2006 | Shark (TV Series) · as Peter Rhodes |
| 2006 | Justice (2006) (TV Series) · as Dr. Matthew Shaw |
| 2006 | Mini's First Time · as Ian Boyd |
| 2006 | CollegeHumor Shorts (TV Series) · as Thomas Jefferson |
| 2006 | Big Love (TV Series) · as Jack |
| 2005 | Hot Properties (TV Series) |
| 2005 | Criminal Minds (TV Series) · as Patrick Jon Murphy |
| 2005 | Herbie: Fully Loaded · as Espn Reporter |
| 2005 | Tides of War · as Captain Galasso |
| 2004 | Desperate Housewives (TV Series) · as Bill Pearce |
| 2004 | CSI: NY (TV Series) · as Rick Smith |
| 2003 | Two and a Half Men (TV Series) · as Marcus |
| 2003 | Las Vegas (TV Series) · as Jeff Mckee |
| 2003 | |
| 2002 | CSI: Miami (TV Series) · as Russell Edge |
| 2001 | One On One (TV Series) · as Helmut |
| 2000 | Ed (TV Series) · as Dr. Scott Benson |
| 2000 | CSI: Crime Scene Investigation (TV Series) · as Ryan Miller |
| 1998 | Charmed (TV Series) · as Bosk |
| 1998 | Sex and the City (TV Series) · as Ship Officer Matt Cook, Usn |
| 1993 | Frasier (TV Series) · as Clint |
| 1965 | Days of our Lives (TV Series) · as Coast Guard Officer |
| 1952 | Guiding Light (TV Series) · as Joe |
| 2011 | Big Morning Buzz Live (TV Series) · as Self |
| 2008 | The Wendy Williams Show (TV Series) · as Self - Guest |