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The Flash

The Flash

The fastest man alive.

2014Ended9 Seasons184 Episodes7.8TMDB
The CW

After being struck by lightning, CSI investigator Barry Allen awakens from a nine-month coma to discover he has been granted the gift of super speed. Teaming up with S.T.A.R. Labs, Barry takes on the persona of The Flash, the Fastest Man Alive, to protect his city.

Created by: Geoff Johns, Greg Berlanti, Andrew Kreisberg
Season 2 · Episode 21

The Runaway Dinosaur

May 10, 2016·41m

With Barry gone, the team must figure out a way to handle the return of an old enemy - Girder. Realizing Girder is retracing his steps from his last attack, Iris volunteers to act as bait to trap him in S.T.A.R. Labs. Meanwhile, Barry fights to return to his old life.

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Episode FAQ

Direct answers for episode-level questions and details.

When did The Flash Season 2 Episode 21 air?

The Flash Season 2 Episode 21 aired on May 10, 2016.

How long is The Flash Season 2 Episode 21?

This episode runs for approximately 41 minutes.

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