Oliver Queen / Green Arrow
John Diggle / Spartan / The Hood
Thea Queen / Speedy
Felicity Smoak
Curtis Holt / Mr. Terrific
Adrian Chase (credit only)
Quentin Lance
Malcolm Merlyn
Damien Darhk
Barry Allen / The Flash
Laurel Lance
Moira Queen
Sara Lance / White Canary
Ray Palmer / The Atom
Cisco Ramon
Nate Heywood
Kara Danvers / Supergirl
Rene Ramirez / Wild Dog
Rory Regan / Ragman
Robert Queen
Dr. Laura Washington / Cyber-woman
Gideon (voice) (as Amy Pemberton)
Hoodie
Tommy Merlyn (archive footage) (uncredited)