Stephen Amell Oliver Queen, Green Arrow Actor David Ramsey John Diggle, Spartan Actor Willa Holland Thea Queen Actor Emily Bett Rickards Felicity Smoak Actor Paul Blackthorne Quentin Lance Actor Echo Kellum Curtis Holt, Mr. Terrific Actor Josh Segarra Adrian Chase, Prometheus Actor Wil Traval Christopher Chance, Human Target Guest Star Rick Gonzalez Rene Ramirez, Wild Dog Guest Star Madison McLaughlin Evelyn Sharp, Artemis Guest Star Joe Dinicol Rory Regan, Ragman Guest Star Chad L. Coleman Tobias Church Guest Star Tyler Ritter Detective Billy Malone Guest Star Greg Berlanti Executive Producer Marc Guggenheim Executive Producer Andrew Kreisberg Executive Producer Wendy Mericle Executive Producer David Nutter Executive Producer Laura Belsey Director Oscar Balderrama Writer Sarah Tarkoff Writer