Where To Stream Arrow Season 4 Episode 12
Unchained
- Aired February 3, 2016
- 60 Min
- Rated 7.0
- Number 106 Of 170 Rated Episodes
Roy returns to Star City... working for a new villain, the Calculator, a genius computer hacker who plans to bring the city to its knees. Meanwhile, Thea's condition worsens, and in the past, Oliver takes the first step to leaving his darkness behind.