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The Flash S02E21, The Runaway DinosaurS02E21

The Flash · Season 2

The Flash season 2 episode 21: The Runaway Dinosaur

Aired 10 May 201641 minRated TV-PG

7.7TMDB · 49 votesMark watched

Where to watch The Flash Season 2 in Australia

The Flash season 2 is streaming in Australia on Prime Video (subscription), HBO Max (subscription) and Stan (subscription), and free on 9Now. You can also buy it on Apple TV from $29.99, Fetch TV from $29.99 and Prime Video Store from $29.99.

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Free

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Availability checked 16 November 2026.

What happens in “The Runaway Dinosaur”

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.

Episode summary: TMDB.

Before you watch

  • It is episode 21 of 23 of season 2, so watch episodes 1 to 20 first.
  • It runs about 41 minutes.
  • Directed by Kevin Smith, written by Zack Stentz.
  • TMDB users rate it 7.7 out of 10 (49 votes).

The Flash trailer

The official trailer for the series (no preview of this episode has been published).

The Flash trailerPlay video: The Flash trailer

Cast and crew of this episode

Director
Kevin Smith
Writer
Zack Stentz
Guest stars
Greg Finley as Tony Woodward / GirderJason Mewes as Humvee GuyAmy Goodmurphy as TaraTony Todd as Zoom (voice)John Wesley Shipp as Henry AllenMichelle Harrison as Nora AllenViolett Beane as Jesse WellsKeiynan Lonsdale as Wally West

Credits: TMDB.

More from The Flash Season 2

Previous · S02E20Rupture3 May 2016Next · S02E22Invincible17 May 2016
  1. E01
  2. E02
  3. E03
  4. E04
  5. E05
  6. E06
  7. E07
  8. E08
  9. E09
  10. E10
  11. E11
  12. E12
  13. E13
  14. E14
  15. E15
  16. E16
  17. E17
  18. E18
  19. E19
  20. E20
  21. E21
  22. E22
  23. E23

Every episode of Season 2The Flash episode guide

Episode names, air dates, runtimes, stills and ratings: TMDB. Air dates are the first broadcast anywhere; where it streams is our daily Australian check.