DC
Derek Cecil Filmography
| 2025 | The Pitt (TV Series) · as Dr. Michael Williams |
| 2023 | Lessons in Chemistry (TV Series) · as Dr. Robert Donatti |
| 2022 | The Listener · as Andy (voice) |
| 2022 | The First Lady (2022) (TV Series) · as Donald Rumsfeld |
| 2022 | A Ghost Story · as Peter |
| 2020 | The Outsider (2020) (TV Series) · as Andy Katcavage |
| 2019 | The Tomorrow Man · as Brian |
| 2019 | Black Monday (TV Series) · as Detective Lester |
| 2018 | Tom Clancy's Jack Ryan (TV Series) · as Senator Henshaw |
| 2018 | Family Games · as Barrett |
| 2013 | Mutual Friends · as Cody |
| 2013 | Zero Hour (2013) (TV Series) · as Eddie, Sas Agent |
| 2013 | House of Cards (US) (TV Series) · as Seth Grayson |
| 2013 | Parker · as Assistant To Mrs. Fritz |
| 2013 | Banshee (TV Series) · as Dean Xavier |
| 2011 | Café · as Movie Man |
| 2011 | Unforgettable (2011) (TV Series) · as Adam Coyer |
| 2011 | Friends with Kids · as Pete |
| 2011 | Too Big to Fail · as Young Aig Executive |
| 2010 | The Next Three Days · as Dr. Becsey |
| 2010 | Treme (TV Series) · as Chas |
| 2009 | Mercy (TV Series) |
| 2009 | The Good Wife (TV Series) · as Jonathan Eldredge |
| 2009 | Winter of Frozen Dreams · as District Attorney |
| 2009 | Reunion · as Stanley |
| 2008 | Fringe (TV Series) · as Christopher Penrose (young) |
| 2008 | Recount · as Jeremy Bash |
| 2007 | Gossip Girl (TV Series) · as Alex |
| 2007 | The Killing Floor · as Garret Rankin |
| 2006 | Haeckel's Tale · as Ernst Haeckel |
| 2005 | Masters of Horror (TV Series) · as Ernst Haeckel |
| 2005 | Mall Cop · as Frank |
| 2005 | Grey's Anatomy (TV Series) · as Sean Allen |
| 2002 | Push, Nevada (TV Series) · as Jim |
| 2002 | Men in Black II · as Repairman Agent |
| 2001 | Law & Order: Criminal Intent (TV Series) · as Ted Stoddard |
| 2001 | Pasadena (TV Series) · as Tom Bellow |
| 2000 | The $treet (TV Series) · as Duncan |
| 2000 | The Beat (TV Series) · as Mike Dorigan |
| 1999 | Law & Order: Special Victims Unit (TV Series) · as Garrett Howard |
| 1996 | Nash Bridges (TV Series) · as Bruce Sutcliffe |
| 1995 | The Unspoken Truth · as Jeff Blogert |
| 1990 | Law & Order (TV Series) · as Brian Burke |
| 1956 | As The World Turns (TV Series) · as Father |
| 2019 | Netflix vs. the World · as Self |
| 2022 |