Arrow 4×13 Extended Promo “Sins of the Father”
Arrow 4×13 “Sins of the Father” – Oliver (Stephen Amell) receives an offer from Nyssa (guest star Katrina Law) that is hard to refuse. Meanwhile, Thea (Willa Holland) continues to battle the blood lust, Malcolm (John Barrowman) steps in to help his daughter, and Laurel (Katie Cassidy) has a heart to heart talk with Nyssa. Gordon Verheul directed the episode written by Ben Sokolowski & Keto Shimizu (#413). Original airdate 2/10/2016.