A.W.O.L.

"A.W.O.L." is the upcoming eleventh episode of the fourth season of Arrow and the eightieth episode overall.

Production
Preparation ran from October 29 until November 6, 2015. Shooting began on November 9 and will run until November 23, 2015.

Trivia
The term "A.W.O.L." stands for "Away without official leave".