What We Leave Behind

Arrow – Season Five

What We Leave Behind

Episode #

509

U.S. Air Date

12.07.16

Written By

Wendy Mericle & Beth Schwartz

Directed By

Antonio Negret

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Oliver goes after Prometheus after he attacks Curtis, but the enemy proves time and again that he is always one step ahead of the Green Arrow. New clues make the team suspect that Prometheus has a connection to Oliver’s ruthless first year back in Starling City.

U.S. air dates are in MM.DD.YY form. U.K. air dates are in DD.MM.YY form.

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PROMETHEOUS MAKES A DEADLY MOVE AGAINST OLIVER AND THE TEAM

After Prometheus attacks Curtis (Echo Kellum), Oliver (Stephen Amell) realizes Prometheus knows all of Team Arrow's secret identities and is planning to come for them one by one. Felicity (Emily Bett Rickards) and Detective Malone (guest star Tyler Ritter) discover a clue that links Prometheus to Oliver's past.

Antonio Negret directed the episode written by Wendy Mericle & Beth Schwartz (#509).