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The Flash S09E04, Mask of the Red Death (1)S09E04

The Flash · Season 9

The Flash season 9 episode 4: Mask of the Red Death (1)

Aired 1 March 202343 minRated TV-PG

7.7TMDB · 10 votesMark watched

Where to watch The Flash Season 9 in Australia

The Flash season 9 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 $34.99, Fetch TV from $34.99 and Prime Video Store from $34.99.

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Free

Buy or rent

Availability checked 16 November 2026.

What happens in “Mask of the Red Death (1)”

The Flash is forced to make an impossible choice. With the power out in the city, Team Flash calls upon the Rogue Squad to help as Iris is visited by an old friend. Joe and Cecile work on finding a balance.

Episode summary: TMDB.

Before you watch

  • It is episode 4 of 13 of season 9, so watch episodes 1 to 3 first.
  • It runs about 43 minutes.
  • Directed by Menhaj Huda, written by Joshua V. Gilbert and Emily Palizzi.
  • TMDB users rate it 7.7 out of 10 (10 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
Menhaj Huda
Writers
Joshua V. GilbertEmily Palizzi
Guest stars
Jesse L. Martin as Joe WestPaul Anthony as Roy G. Bivolo / Rainbow RaiderAndy Mientus as Hartley Rathaway / Pied PiperDamion Poitier as Keith / GoldfaceMax Adler as Jaco Birch / The HotnessRichard Harmon as Owen Mercer / Captain BoomerangMagda Apanowicz as Andrea Wozzeck / The FiddlerJavicia Leslie as Ryan Wilder / Red Death

Credits: TMDB.

More from The Flash Season 9

Previous · S09E03Rogues of War22 February 2023Next · S09E05Mask of the Red Death (2)8 March 2023
  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

Every episode of Season 9The 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.