Special Guest Stars Colton Haynes as Roy Harper Katie Cassidy as Laurel Lance (Earth Two) / Black Siren Guest Stars Audrey Marie Anderson as Lyla Michaels David Nykl as Anatoly Knyazev Yurij Kis as Oleg Barry W. Levy as General Alexi Burov Co Starring Uri Burstyn as Russian Fight Arranger Alex Bogomolov as Bratva #1 Claire Smithies as Promoter Romeo Reyes as Manny Jr.