Television News Grant Gustin to play The Flash in possible 'Arrow' spinoff' 09/15/2013 Grant Gustin said he'll play The Flash in the CW's "Arrow," which may launch a spinoff series focusing solely on the speedster. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: David Nutter Greg Berlanti Geoff Johns Grant Gustin Glee Arrow CSI: Miami 90210