New on-set spoiler photos have emerged for the known-young Oliver flashback episode of Arrow, episode 21 "The Undertaking". Check them out below!
Stephen Amell also revealed that the flashback episode will also be on-location at Blüdhaven.
The episode is set air on Wednesday, May 1st.
What do you think is going on with these on-set pics? And are you looking forward to this flashback episode?