Grant Gustin (Glee) will be playing Barry Allen/The Flash in the CW show, Arrow, but we might have missed a possible glimpse of him in the Arrow Season 2 promo ''Sharper''. Watch the video below and try to pause at 0:51, if you can't do it, there is a link to the image below. This is just speculation, but it could be something bigger!
http://youtu.be/sgi_cARrguY
Here is the link to the image:
http://comicbook.com/wp-content/uploads/2013/09/flash-in-arrow.jpg
Sound of your thoughts below in the comments section! Do you think it is the Flash or is it just a random red flash (pun intended) across the sceen?
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