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The Flash S03E03, MagentaS03E03

The Flash · Season 3

The Flash season 3 episode 3: Magenta

Aired 18 October 201642 minRated TV-PG

7.2TMDB · 46 votesMark watched

Where to watch The Flash Season 3 in Australia

The Flash season 3 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 $27.99.

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Free

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Availability checked 16 November 2026.

What happens in “Magenta”

Barry and Team Flash are thrilled to reunite with Earth-2 Wells and Jesse. Wells confides to Barry and Caitlin that Jesse has all the powers of a speedster and has been saving people on his Earth. He is concerned about her safety and wants them to talk her out of using her powers. Meanwhile, Magenta, a new meta who can control metal, terrorizes the city.

Episode summary: TMDB.

Before you watch

  • It is episode 3 of 23 of season 3, so watch episodes 1 to 2 first.
  • It runs about 42 minutes.
  • Directed by Armen V. Kevorkian, written by David Kob and Judalina Neira.
  • TMDB users rate it 7.2 out of 10 (46 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
Armen V. Kevorkian
Writers
David KobJudalina Neira
Guest stars
Tobin Bell as Doctor Alchemy (voice) (uncredited)Joey King as Frankie Kane / MagentaPeter Flemming as John JamesKathryn Dobbs as Karen KaneJonathan Maniraho as Maitre D'Bethany McNab as EmployeeZenaida Telfair as NurseTodd Lasance as Edward Clariss / The Rival

Credits: TMDB.

More from The Flash Season 3

Previous · S03E02Paradox11 October 2016Next · S03E04The New Rogues25 October 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 3The 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.