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The 100 S01E13, We Are Grounders (2)S01E13

The 100 · Season 1

The 100 season 1 episode 13: We Are Grounders (2)

Aired 11 June 201442 minRated TV-14

7.8TMDB · 67 votesMark watched

Where to watch The 100 Season 1 in Australia

The 100 season 1 is streaming in Australia on Prime Video (subscription) and HBO Max (subscription), and free on 9Now. You can also buy it on Apple TV from $29.99, Fetch TV from $19.99 and Prime Video Store from $26.99.

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Free

Buy or rent

Availability checked 16 November 2026.

What happens in “We Are Grounders (2)”

As the remaining members of the 100 face off against the Grounders, Jaha makes a noble sacrifice to ensure the Ark makes it to Earth.

Episode summary: TMDB.

Before you watch

  • It is the season finale of season 1, so watch episodes 1 to 12 first.
  • It runs about 42 minutes.
  • Directed by Dean White, written by Jason Rothenberg.
  • TMDB users rate it 7.8 out of 10 (67 votes).

The 100 trailer

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

The 100 trailerPlay video: The 100 trailer

Cast and crew of this episode

Director
Dean White
Writer
Jason Rothenberg
Guest stars
Jarod Joseph as Nathan MillerRicky Whittle as LincolnShane Symons as JonesLevi Meaden as DrewDichen Lachman as AnyaKeenan Tracey as SterlingJoseph Gatt as TristanSachin Sahel as Eric Jackson

Credits: TMDB.

More from The 100 Season 1

  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 1The 100 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.