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... Wikipedia