When did Arrow Season 4 Episode 21 air?
Arrow Season 4 Episode 21 aired on May 11, 2016.


Heroes fall. Legends rise.
Spoiled billionaire playboy Oliver Queen is missing and presumed dead when his yacht is lost at sea. He returns five years later a changed man, determined to clean up the city as a hooded vigilante armed with a bow.

When Team Arrow learns what Damien Darhk's next move is Felicity realizes she needs to ask her father, Noah Kuttler, for help. Noah and Oliver have a heart to heart talk that leaves Oliver rattled.
Direct answers for episode-level questions and details.
Arrow Season 4 Episode 21 aired on May 11, 2016.
This episode runs for approximately 41 minutes.
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