Official CW synopsis for The Flash
Promo trailer for the Arrow episode The Scientist, featuring Grant Gustin as Barry Allen
Official CW description for the Arrow episode The Scientist, featuring Grant Gustin as Barry Allen, The Flash
Grant Gustin has talked to E! Online about his new role as Barry Allen, The Flash
Matt Barr and James Mackay are said to be final contenders for the role of Barry Allen/The Flash on Arrow and its potential spin-off.