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1968Born, Washington Heights
46Credits
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…
Known for
The Walking DeadGabriel Stokes
Starship TroopersPrivate Sugar Watkins
Teen WolfAlan Deaton
Criminal MindsLyle Johnson
The BlacklistLarry Whitaker2025Ride or DieCreonMovie
2025Suits LADean Harris · 1 episodeShow
2024The Lady of the LakeAdam SchultzMovie
2024The Walking Dead: The Ones Who LiveGabriel Stokes · 1 episodeShow
2023The Zombie WeddingReverend Harry CrumpMovie
2023Teen Wolf: The MovieDr. Alan DeatonMovie
2019City on a HillJasper Fields · 1 episodeShow
2018Silver LakeJeffMovie
2018Change in the AirOfficer PayneMovie
2018Police StateOfficer GradyMovie
2016BullDr. Poulson · 1 episodeShow
2014Still AliceFrederic JohnsonMovie
2012ElementaryDr. Ira Wallace · 1 episodeShow
2012The SkinnyTesting Van DocMovie
2011HomelandChaplin · 1 episodeShow
2010BetrayedRoger WaiteMovie
2009Did You Hear About the Morgans?U.S. Marshal LaskyMovie
2009The People v. Leo FrankJim ConleyMovie
2008Sympathetic DetailsRaymondMovie
2007DamagesMark Waters · 1 episodeShow
2005The Great New WonderfulClaytonMovie
2005Law & Order: Trial by JuryTerence Wright · 4 episodesShow
2002The WireEllis Carver · 56 episodesShow
2002Personal VelocityVincentMovie
2000PunksMarcusMovie
1997Starship TroopersPrivate Sugar WatkinsMovie
1997OzClayton Hughes · 24 episodesShow
1996TarTyroneMovie
1996Courage Under FireStephen AltameyerMovie
1995Heading HomeWillieMovie
1995Jefferson in ParisJames HemingsMovie
1994Assault at West Point: The Court-Martial of Johnson WhittakerCadet Johnson C. WhittakerMovie
1993Mr. WonderfulEmergency Room Doctor (unconfirmed)Movie
1993Joey BreakerJeremy BrasherMovie
1992In the Eyes of a StrangerMovie
1984The Cosby ShowAaron Dexter · 3 episodesShow
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