Arrow
2012-2020  (The CW)
Arrow

Reversal

Arrow (604) - Reversal

Reversal

Episode #
604
U.S. Air Date
11.02.17
Our Rating
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Black Siren reemerges in Star City as an assassin for hire, but the team suspects a connection between her seemingly nondescript targets. Meanwhile Alena comes to Felicity to plea for help in a terrifying plot conceived by Cayden James, the genius criminal Helix helped to free from A.R.G.U.S.

U.S. air dates are in MM.DD.YY form.   U.K. air dates are in DD.MM.YY form.
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    BLACK SIREN STRIKES AGAIN

    Just as Oliver (Stephen Amell) starts to get things in order, Black Siren (Katie Cassidy) launches another attack on the citizens of Star City.

    Gregory Smith directed the episode written by Sarah Tarkoff & Emilio Ortega Aldrich (#604).