Knights of Sidonia poster
Where to stream

Knights of Sidonia

7.620142 seasonsTV-14TV SeriesAction & AdventureAnimationSci-Fi & Fantasy

An alien race called Gauna has destroyed Earth. leaving humanity struggling to survive aboard the spaceship Sidonia. Even though it’s been a century since the last encounter with the Gauna, military service is mandatory. For Nagate…

ProducersYoshihiko Yamazaki·Ryu Hashimoto

Where to watch

CrunchyrollCrunchyrollCrunchyroll Amazon ChannelCrunchyroll Amazon Channel
Availability shown for United States · rights vary by country

Seasons & Episodes

E1
Conflict
Apr 11, 2015 7.4
E2
Ability
Apr 18, 2015 7.3
E3
Course
Apr 25, 2015 7.2
E4
Rage
May 2, 2015 7.3
E5
Hope
May 9, 2015 7.0
E6
Engage
May 16, 2015 7.1
E7
Rumbling
May 23, 2015 7.2
E8
Reunion
May 30, 2015 6.9
E9
Mission
Jun 6, 2015 7.0
E10
Entry
Jun 13, 2015 7.2
E11
Encounter
Jun 20, 2015 7.4
E12
Battle
Jun 27, 2015 7.5

Cast

RORyota Osaka
Ryota Osaka
Nagate Tanikaze (voice)
SOSayaka Ohara
Sayaka Ohara
Captain Kobayashi (voice)
TSTakahiro Sakurai
Takahiro Sakurai
Norio Kunato (voice)
ATAki Toyosaki
Aki Toyosaki
Izana Shinatose (voice)
TTTomohiro Tsuboi
Tomohiro Tsuboi
Ichirou Seii (voice)
HKHisako Kanemoto
Hisako Kanemoto
Yuhata Midorikawa (voice)
SASatomi Arai
Satomi Arai
Lala Hiyama (voice)
EKEri Kitamura
Eri Kitamura
Honoka Clones (voice)
ATAtsuko Tanaka
Atsuko Tanaka
Ittan Samari (voice)
KTKohsuke Toriumi
Kohsuke Toriumi
Kouichi Tsuruuchi (voice)

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Knights of Sidonia — streaming FAQ

Which OTT platform streams Knights of Sidonia?

Knights of Sidonia is streaming on Crunchyroll in United States. It's not currently on Netflix.

Is Knights of Sidonia on Netflix?

No, Knights of Sidonia is not on Netflix in United States as of October 2026. It's currently on Crunchyroll.

Is Knights of Sidonia on Amazon Prime Video?

No, Knights of Sidonia isn't on Amazon Prime Video in United States right now. It's on Crunchyroll instead.

Where can I watch Knights of Sidonia for free?

Knights of Sidonia is available on Crunchyroll in United States, but you'll need an active subscription — there's no free option right now.

How many seasons are in Knights of Sidonia?

Knights of Sidonia has 2 seasons in total (24 episodes). The series concluded in 2015.

Are all episodes of Knights of Sidonia out yet?

Yes — all 24 episodes across 2 seasons of Knights of Sidonia are out and available to stream.

Is there a Season 3 of Knights of Sidonia?

No — Knights of Sidonia ended after 2 seasons, so there is no Season 3.

What manga is Knights of Sidonia based on?

Knights of Sidonia is based on Knights of Sidonia by Tsutomu Nihei.