Irreconcilable Differences: Quentin Lance (Paul Blackthorne) is kidnapped by Black Siren (Katie Cassidy) and Cayden James (guest star Michael Emerson), who are looking to trade Lance’s life for a weapon of mass destruction. Oliver (Stephen Amell) and Team Green Arrow must figure out a way to save Lance while still keeping the city safe.
Laura Belsey directed the episode written by Beth Schwartz & Sarah Tarkoff.
Series: Arrow Season 6 Episode 9
Air Date: Thursday, December 07, 2017
Time Slot: 9:00 PM-10:00 PM EST on The CW