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.
The League's Greatest villains—Prometheus (revived), Damien Darhk, and Maxwell Lord—form the Shadow Syndicate, a cabal manipulating Earth's greatest heroes from the shadows. Oliver Queen, trapped in the afterlife as The Spectre, must warn the heroes before it's too late.