After making her last appearance in the Season 5 finale, Katrina Law will be reprising her role as Nyssa Al Ghul on Arrow. Law will only be on one episode for this season and it will be in episode 16.
Arrow’s two executive producers Marc Guggenheim and Wendy Mericle has the following to say about Katrina Kaw’s return to the show.
“In an unforgettable episode that will change ‘Arrow’ forever, Katrina Law returns as the Daughter of the Demon, Nyssa Al Ghul, Nyssa comes to Star City to warn of an impending danger that will threaten everything we know and love.”
Nyssa has been a fan favorite to the show since her debut in season 2. Storywise in the show she has been in a relationship with Sara Lance, she was force married to Oliver and was Ra’s Al Ghul until she disbanded the league. In her last appearance, she helped Oliver and his team stop Adrian Chase while also still acknowledging Oliver as her husband and having a fight against her sister Talia.
Katrina has taken a less of a role on the show due to her busy schedule. In 2017 she was busy filming the movie Darkness Rising. This year she is appearing in a new movie called The Oath while also being busy with other shows.
Arrow airs Thursday nights at 9/8c on the CW
After a violent shipwreck, billionaire playboy Oliver Queen was missing and presumed dead for five years before being discovered alive on a remote island in the North China Sea. He returned home to Star City, bent on righting the wrongs done by his family and fighting injustice. As the Green Arrow, he protects his city with the help of Team Arrow with former soldier John Diggle, computer-science expert Felicity Smoak, his vigilante-trained sister Thea Queen, Deputy Mayor Quentin Lance, brilliant inventor Curtis Holt, and his new recruits, street-savvy Rene Ramirez and meta-human Dinah Drake. Oliver has finally solidified and strengthened his crime-fighting team only to have it threatened when unexpected enemies from his past return to Star City, forcing Oliver to rethink his relationship with each member of his “family”.