There has been a report of some great Arrow news today. According to TV Guide, another Spartacus alumni is joining the cast. Actress Katrina Law has been cast in the role of Nyssa al Ghul, daughter of Ra’s al Ghul and half-sister of Talia. Law joins Manu Bennett who plays Slade and Cynthia Addai-Robinson who plays Amanda Waller, both are also from the Spartacus series.
Nyssa al Ghul and the League of Assassins have come to Starling City in search of the Black Canary. There is no mention as to which episode and when she’ll appear, but based on what we know for the upcoming episodes, it won’t be until the new year when Arrow returns from its mid-winter break. (Source: TV Guide)