Popsugar Entertainment Tom Felton The Flash Season 3 Details The Flash: Everything We Know About Season 3 October 4, 2016 by Maggie Panos View On One Page Photo 7 of 7 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 7 The Premiere Date The Flash is set to return on Oct. 4! Previous Next Start Slideshow The FlashTom FeltonFall TVTV