https://twitter.com/CW_TheFlash/status/578240173671997441 Episode Description: CAPTAIN COLD AND HEAT WAVE RETURN TO CENTRAL CITY; PEYTON LIST GUEST STARS AS LISA SNART — The Flash (Grant Gustin) learns that Captain Cold (guest star Wentworth Miller) and Heat Wave (guest star Dominic Purcell) have returned to Central City. This time Snart has brought along his baby sister Lisa (guest … Continue reading Heat Wave and Captain Cold Return In New Poster for ‘The Flash’