Special Guest Stars Caity Lotz as Sara Lance Neal McDonough as Damien Darhk Guest Stars Echo Kellum as Curtis Holt Elysia Rotaru as Taiana Venediktov Ryan Robbins as Conklin Rutina Wesley as Liza Warner Co Starring Nigel Vonas as Mercenary #2 / Walsh Crystal Balint as Officer Thompson Matt Yanagiya as Detective Sylvesta Stuart as Head Gangbanger Kamran Fulleylove as Simon Robert Hayley as SWAT #4 Jake Foy as Intern Matthew Mykea as Junior Gangbanger Shane Twerdun as SWAT #3 Devielle Johnson as SWAT #2