New Promotional Stills From THE FLASH Season 1 Episode 21: "Grodd Lives"

GRODD RETURNS! - Barry (Grant Gustin) must deal with the Reverse Flash's (Tom Cavanagh) latest threat to a member of the group. To make matter worse, Dr. Wells unleashes Grodd on the city in order to distract Barry and the team. Joe (Jesse L. Martin), Barry and Cisco (Carlos Valdes) head down into the sewers to catch Grodd but the gorilla quickly gets the upper hand after he kidnaps Joe. Iris (Candice Patton) and Barry have a heart to heart talk. Dermott Downs directed the episode written by Grainne Godfree & Kai Yu Wu (#121).

THE FLASH is a fast-paced super hero drama that follows the high-speed adventures of Central City Police scientist Barry Allen, an everyday guy with the heart of a hero and the genuine desire to help others. When an unexpected accident at the S.T.A.R. Labs Particle Accelerator facility strikes Barry, he finds himself suddenly charged with the incredible power to move at super speeds. While Barry has always been a hero in his soul, his newfound powers have finally given him the ability to act like one. With the help of the research team at S.T.A.R. Labs, Barry begins testing the limits of his evolving powers and using them to stop crime. With a winning personality and a smile on his face, Barry Allen — aka The Flash — is finally moving forward in life … very, very fast!