David Paul Ramsey is an American actor and director. He is best known for his roles in The CW Arrowverse series Arrow, The Flash, Supergirl, and Batwoman as John Diggle / Spartan, portraying Diggle and Bass Reeves in Legends of Tomorrow, recurring as an alternate universe version of Diggle in Superman & Lois, recurring as Anton Briggs on the Showtime TV series Dexter, and starring in the film Mother and Child (2009) as Joseph.

The Arrowverse is an American superhero media franchise and shared universe that is centered on various interconnected television series based on DC Comics superhero characters, primarily airing on The CW as well as web series on CW Seed. The series were developed by Greg Berlanti, Marc Guggenheim, Andrew Kreisberg, Geoff Johns, Ali Adler, Phil Klemmer, Salim Akil, and Caroline Dries. Set in a shared fictional multiverse much like the DC Universe and DC Multiverse in comic books, it was established by crossing over common plot elements, settings, cast and characters that span six live-action television series and two animated series.