Personal Info
Known For:
Acting
Birthday:
November 5, 1968
Place of Birth:
Washington Heights, New York, USA
Social Media
Seth Gilliam
Biography
Seth Gilliam (November 5, 1968) is an American screen and stage actor. He is most known as Father Gabriel on AMC's post-apocalyptic series The Walking Dead, first appearing in Season 5.
He is also known for his HBO television roles, first as corrections officer-turned-prisoner Clayton Hughes on Oz, and later as Baltimore police detective promoted to Sergeant, Ellis Carver on The Wire. On both of these series, he co-starred with Lance Reddick and J.D. Williams. Another of his major recurring roles was on the TV series Teen Wolf as Dr. Alan Deaton.
He had a recurring role during the seventh season of The Cosby Show as Aaron Dexter (boyfriend of Erika Alexander's character Pam), Law and Order: Criminal Intent, and Law and Order: Trial by Jury. He's had a number of guest roles in other shows such as CSI: Miami, Nurse Jackie, Skins, Person of Interest, The Good Wife, and Bull.
His feature film credits include his role as Sergeant Steven Altameyer in Courage Under Fire (1996) and Private Sugar Watkins in the action movie Starship Troopers (1997). His other films include Personal Velocity (2002), Did You Hear About the Morgans? (2009), and Still Alice (2014).
Known For
Filmography
| Year | Movie | Role |
|---|---|---|
| 2025 | Ride or Die | Creon |
| 2024 | The Lady of the Lake | Adam Schultz |
| 2023 | Teen Wolf: The Movie | Dr. Alan Deaton |
| 2023 | The Zombie Wedding | Reverend Harry Crump |
| 2018 | Change in the Air | Officer Payne |
| 2018 | Silver Lake | Jeff |
| 2018 | Police State | Officer Grady |
| 2014 | Still Alice | Frederic Johnson |
| 2012 | The Skinny | Testing Van Doc |
| 2010 | Betrayed | Roger Waite |
| 2009 | Did You Hear About the Morgans? | U.S. Marshal Lasky |
| 2009 | The People v. Leo Frank | Jim Conley |
| 2008 | Sympathetic Details | Raymond |
| 2007 | The Wire: The Last Word | Self |
| 2007 | The Wire Odyssey | Self |
| 2007 | Tapping the Wire | Self |
| 2005 | The Great New Wonderful | Clayton |
| 2002 | Personal Velocity | Vincent |
| 2000 | Punks | Marcus |
| 1997 | Starship Troopers | Private Sugar Watkins |
| 1996 | Tar | Tyrone |
| 1996 | Courage Under Fire | Stephen Altameyer |
| 1995 | Jefferson in Paris | James Hemings |
| 1995 | Heading Home | Willie |
| 1994 | Assault at West Point: The Court-Martial of Johnson Whittaker | Cadet Johnson C. Whittaker |
| 1993 | Joey Breaker | Jeremy Brasher |
| 1993 | Mr. Wonderful | Emergency Room Doctor (unconfirmed) |
| 1992 | In the Eyes of a Stranger | |
| Stakeout |
| Year | TV Show | Role |
|---|---|---|
| 2025 | Suits LA | Dean Harris |
| 2024 | The Walking Dead: The Ones Who Live | Gabriel Stokes |
| 2019 | City on a Hill | Jasper Fields |
| 2016 | Bull | Dr. Poulson |
| 2013 | The Blacklist | Larry Whitaker |
| 2012 | Elementary | Dr. Ira Wallace |
| 2011 | Teen Wolf | Alan Deaton |
| 2011 | Person of Interest | Des Franklin |
| 2010 | The Walking Dead | Gabriel Stokes |
| 2009 | The Good Wife | Jacob Rickter |
| 2005 | Law & Order: Trial by Jury | Terence Wright |
| 2005 | Criminal Minds | Lyle Johnson |
| 2002 | The Wire | Ellis Carver |
| 2002 | CSI: Miami | |
| 2002 | The Wire | Detective Ellis Carver |
| 2002 | The Wire | Sergeant Ellis Carver |
| 2001 | Law & Order: Criminal Intent | Detective Daniels |
| 1997 | Oz | Clayton Hughes |
| 1990 | Law & Order | Michael´s Attorney |
| 1990 | Law & Order | Babatunde Amoda |
| 1984 | The Cosby Show | Aaron Dexter |