Dale copes with the fallout from Maddie and Ryn’s encounter with the man from Susan’s past, while Katrina continues to persuade the rest of the mermaid pack to get on…

A tech billionaire hires Team Scorpion to rescue his kidnapped daughter. Meanwhile, some feelings get hurt when Walter gives an interview and fails to acknowledge the other members of the…

A new vigilante in Starling City is going after mobster Frank Bertinelli. However, when the vigilante almost hits Moira, Oliver vows to put an end to the newcomer’s reign of…