Grant Gustin, who’s signed up to play Barry Allen aka The Flash in an upcoming series of the same name, will first make his appearance as Barry in The CW’s Arrow. And Stephen Amell tweeted a picture of them!
WHOA!!! @grantgust got up here in a… pic.twitter.com/rtqHrXtpj2
— Stephen Amell (@amellywood) September 27, 2013