Arrow 2x08 Extended Promo - The Scientist [HD]

Arrow Season 2 Episode 08 Extended Promo/Preview “The Scientist“ “The Scientist“ Official Description: BARRY ALLEN COMES TO STARLING CITY — A seemingly impossible robbery at Queen Consolidated’s Applied Sciences Division brings Central City police scientist Barry Allen (guest star Grant Gustin) to town. Citing a similar case back home, Barry offers to help Oliver (Stephen Amell) and team with the investigation. Oliver senses there is more to Barry than meets the eye, but he’s distracted by the si