| "Grodd Lives" | |
|---|---|
| Series The Flash Season 1, Episode 21 | |
| File:Flash 2014 1x21 001.jpg | |
| Air date | May 5th, 2015 |
| Writers | Gabrielle Stanton; Andrew Kreisberg; Greg Berlanti |
| Director | Dermott Downs |
| Producers | Geoff Garrett; Jennifer Lence; Carl Ogawa; Glen Winter; JP Finn; Alison Schapker; Gabrielle Stanton; Aaron Helbing; Todd Helbing; Sarah Schechter; David Nutter; Andrew Kreisberg; Greg Berlanti |
| Starring | Grant Gustin; Candice Patton; Danielle Panabaker; Rick Cosnett; Carlos Valdes; Tom Cavanagh; Jesse L. Martin |
| Episode guide | |
| Previous "Who Is Harrison Wells?" |
Next "Rogue Air" |
"Grodd Lives" is the twenty-first episode of season one of the superhero fantasy series The Flash. It was directed by Dermott Downs with a teleplay written by Gabrielle Stanton and Andrew Kreisberg based on a story treatment by Kreisberg and Greg Berlanti. It first aired on the CW Network on Tuesday, May 5th, 2015 at 8:00 pm. In this episode, Harrison Wells presents Barry Allen the opportunity to go back in time and save his mother.