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Seth Gilliam

Actor

Seth Gilliam

Born November 5, 1968 in Washington Heights, New York, USA25 films

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.

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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).

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The best way into Seth Gilliam's work
Still Alice posterFirst watchStill Alice20147.5as Frederic JohnsonAlice Howland, happily married with three grown children, is a renowned linguistics professor who starts to forget words.View film

Essential films

Ranked by acclaim and reach
Starship Troopers poster7.1Starship Troopers1997Teen Wolf: The Movie poster7.4Teen Wolf: The Movie2023Courage Under Fire poster6.6Courage Under Fire1996Did You Hear About the Morgans? poster5.4Did You Hear About the Morgans?2009Jefferson in Paris poster5.1Jefferson in Paris1995

Filmography

25 films as actor
  1. TBAStakeout (Short)
  2. 2025Ride or DieCreon
  3. 2024The Lady of the LakeAdam Schultz
  4. 2023The Zombie WeddingReverend Harry Crump
  5. 2023Teen Wolf: The MovieDr. Alan Deaton
  6. 2018Silver LakeJeff
  7. 2018Change in the AirOfficer Payne
  8. 2018Police StateOfficer Grady
  9. 2014Still AliceFrederic Johnson
  10. 2012The SkinnyTesting Van Doc
  11. 2010BetrayedRoger Waite
  12. 2009Did You Hear About the Morgans?U.S. Marshal Lasky
  13. 2008Sympathetic DetailsRaymond
  14. 2005The Great New WonderfulClayton
  15. 2002Personal VelocityVincent
  16. 2000PunksMarcus
  17. 1997Starship TroopersPrivate Sugar Watkins
  18. 1996TarTyrone
  19. 1996Courage Under FireStephen Altameyer
  20. 1995Heading HomeWillie
  21. 1995Jefferson in ParisJames Hemings
  22. 1994Assault at West Point: The Court-Martial of Johnson WhittakerCadet Johnson C. Whittaker
  23. 1993Mr. WonderfulEmergency Room Doctor (unconfirmed)
  24. 1993Joey BreakerJeremy Brasher
  25. 1992In the Eyes of a Stranger