About Arrow Season 7, Episode 19 : Spartan

After the Ninth Circle delivers a major setback for Team Arrow, Diggle reluctantly reaches out to a Four-Star General of the Defense Intelligence Agency for help, despite unresolved tension from their past. Meanwhile, Oliver discovers a piece of information that he believes will turn Emiko against the Ninth Circle. Alena returns with an interesting proposal for Felicity. Guest Stars: Andrea Sixtos, Joseph David-Jones, Adrian Paul, Ernie Hudson, Sea Shimooka, Kacey Rohl, Christopher Gerard, Anthony Demare, Robert Garry Haacke, Spencer Lang, James Rees, Charlie Barnett, Katherine McNamara,