Guest Stars Caity Lotz as Sara Lance Katrina Law as Nyssa al Ghul Colin Salmon as Walter Steele Kevin Alejandro as Sebastian Blood Alex Kingston as Dinah Lance Nicholas Lea as Mark Francis Co Starring Marrett Green as Merritt Davis Rebecca Shoichet as Servant Evans Johnson as Nurse Donny Lucas as Customs Agent Glen Gordon as Little Boy Rhys Williams as Security Guard Shaker Paleja as Assassin
