"Maybe the accelerator explosion created a meta-gorilla."
—Cisco surprised at Grodd's existence
"Grodd Lives" is the twenty-first episode of the first season of The Flash, and the twenty-first episode overall. It aired on May 5, 2015.


Barry must deal with the Reverse-Flash's latest threat to a member of the group. To make matters worse, Dr. Wells unleashes Grodd on the city in order to distract Barry and the team. Joe, Barry and Cisco head down into the sewers to catch Grodd, but the gorilla quickly gets the upper hand after he kidnaps Joe. Iris and Barry have a heart to heart talk.[1]

The Flash 1x21 Extended Promo "Grodd Lives" (HD)

The Flash 1x21 Extended Promo "Grodd Lives" (HD)


Preparation began February 25, 2015 and ran until March 5, 2015. Shooting began March 6 and ran until March 18, 2015.[2]


  1. The Flash Episode 21 "Grodd Lives" Official Description - FlashTVNews
  2. Andrew Kresiberg (@AJKreisberg) - Twitter



  • This episode is the payoff for the brief glimpse of Grodd's destroyed cage back in the pilot episode.
  • Grodd's hatred for bananas is a carry-over from the Justice League animated series.
  • Eiling's golden helmet is likely a reference to the one worn by Grodd in the comics.
  • This episode shows the first instance of Joe nicknaming a villain.