David Ramsey
Nov 17, 1971 (53 years old) in Detroit, Michigan, USA
David Paul Ramsey (born November 17, 1971) is an American actor, director, and martial artist, best known for his roles in the CW series Arrow as John Diggle/Spartan, Anton Briggs on the Showtime TV series Dexter, and the film Mother and Child (2009) as Joseph.
Known For

Grey's Anatomy
Jimmy Thompson

The Flash
John Diggle / Spartan

NCIS
Richard Owens

Criminal Minds
Wakeland

CSI: Crime Scene Investigation
Gerald Crowley

Dexter
Anton Briggs

Blue Bloods
Mayor Carter Poole

Charmed
Upper Level Demon

DC's Legends of Tomorrow
John Diggle / Spartan

The West Wing
Teddy - Santos' Turnout Briefer
Credits
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Legend of the White Dragon FutureMayor Trevon Sterns★ 10
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The Hunting Party 2025★ 6.6
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The Rookie: Feds 2022Greg Wright★ 7.5
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Bel-Air 2022Lamont Alton★ 7.8
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Superman & Lois 2021John Diggle★ 8.1
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Illicit 2020Guy Curtis★ 1
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Batwoman 2019John Diggle★ 6.9
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Journeyman 2018Det. Wilson Hargreaves★ 6.7
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John Diggle / Spartan★ 7.3
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Supergirl 2015John Diggle★ 7.3
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Accidental Love 2015Rep. Bill Harshtone★ 4.3
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The Flash 2014John Diggle / Spartan★ 7.8
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Draft Day 2014Thompson★ 6.7
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Arrow 2012John Diggle / Spartan★ 6.8
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Blue Bloods 2010Mayor Carter Poole★ 7.8
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The Defenders 2010ADA Matt Ward★ 7.1
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Outlaw 2010Al Druzinsky★ 3.8
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Mother and Child 2009Joseph★ 6.6
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Castle 2009Jim Wheeler★ 8
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★ NR
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Dexter 2006Anton Briggs★ 8.2
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Curtis Ansen★ 5.9
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Uncle Dennis Klein★ 6.1
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Ghost Whisperer 2005Will Bennett★ 8.1
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Criminal Minds 2005Wakeland★ 8.3
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Wildfire 2005Dr. Noah Gleason★ 8.6
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J.R. Richard★ 4.3
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Grey's Anatomy 2005Jimmy Thompson★ 8.2
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Hair Show 2004Cliff★ 5.6
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Second Time Around 2004Travis Byrd★ NR
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NCIS 2003Richard Owens★ 7.6
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CSI: Miami 2002Officer Everhart★ 7.7
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Mr. Bones 2001Vince Lee★ 5.9
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Crossing Jordan 2001Agent Scannell★ 7.2
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Pay It Forward 2000Sidney Parker★ 7.3
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Gerald Crowley★ 7.6
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Cassius Clay / Muhammad Ali★ 4.8
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Strong Medicine 2000Jake Cortese★ 7.1
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Three to Tango 1999Bill★ 5.7
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The West Wing 1999Teddy - Santos' Turnout Briefer★ 8.3
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Mutiny 1999Vernon Nettles★ 4.8
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Mama Flora's Family 1998Booker Palmer (Adult)★ 7.3
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CHiPs '99 1998Sergeant McFall★ 6.1
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Charmed 1998Upper Level Demon★ 8.2
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Good News 1997Pastor David Randolph★ NR
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Con Air 1997Londell★ 6.8
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Her Costly Affair 1996Shep Walker★ 4.1
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A Very Brady Sequel 1996Brent the Lifeguard★ 5.8
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The Nutty Professor 1996Student★ 5.6
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Supervisor★ 7.2
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Murder One 1995Reporter #3★ 7.8
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Sanctuary of Fear 1979Auction Guest★ 6