Check out the promo and press release for the next episode and season finale of The Flash, that will airs on July 20.

SEASON FINALE – The Flash (Grant Gustin) enlists a host of speedster allies, including Iris (Candice Patton) and his children from the future—Bart (guest star Jordan Fisher) and Nora West-Allen (guest star Jessica Parker Kennedy) – to end the speedster war and defeat a deadly new adversary: the villainous Godspeed (guest star Karan Oberoi).