Lian Yu: The battle between Oliver (Stephen Amell) and Adrian Chase (Josh Segarra) culminates in a final epic battle on Lian Yu. After recent events, Oliver decides to recruit a group of unlikely allies – Slade (guest star Manu Bennett), Nyssa (guest star Katrina Law), Merlyn (John Barrowman) and Digger Harkness (guest star Nick. E. Tarabay) – to defeat Chase.
However, Chase has his own army – Black Siren (guest star Katie Cassidy), Evelyn Sharp (guest star Madison McLaughlin) and Talia al Ghul (guest star Lexa Doig) – and the forces collide in an explosive season finale.
Jesse Warn directed the episode written by Wendy Mericle & Marc Guggenheim.
Series: Arrow Season 5 Episode 23 (Season finale)
Air Date: Wednesday, May 24, 2017
Time Slot: 8:00 PM-9:00 PM EST on The CW