Knights of Sidonia (2014)
Kernel Score: 83% · 136 ratings
Genres: Action & Adventure, Animation, Sci-Fi & Fantasy
First aired: 2014-04-11
Seasons: 2 · 24 episodes
Where to watch Knights of Sidonia
- Stream: Crunchyroll
US availability, updated 2026-10-22.
Overview
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 Tanikaze, whose grandfather secretly hid him in the forgotten bowels of Sidonia, it’s a strange new world as he’s forced to come to the surface. Yet his recruitment comes just in time, for the Gauna have suddenly reappeared.
Knights of Sidonia parents' guide: ages 12+
Parents need to know that Knights of Sidonia is a TV-14 sci-fi anime about humanity's survival in space against an alien threat, with mecha battles.
- Violence & scariness: Moderate — Space battles and mecha combat against an alien enemy drive the action, per keywords and TV-14 rating.
Fresh Kernels AI-assessed from the official TV-14 rating, publicly documented content. A guide for families, not an official rating.
Shows like Knights of Sidonia
If you liked Knights of Sidonia, these are the shows we'd watch next.
- Gurren Lagann (2007) — 88%
- Aldnoah.Zero (2014) — 81%
- NieR:Automata Ver1.1a (2023) — 86%
- Mazinger Z (1972) — 87%
- Plunderer (2020) — 88%
- DARLING in the FRANXX (2018) — 89%
- Dragon Ball Super (2015) — 89%
- Dragon Ball GT (1996) — 82%
Cast
- Ryota Osaka as Nagate Tanikaze (voice)
- Sayaka Ohara as Captain Kobayashi (voice)
- Takahiro Sakurai as Norio Kunato (voice)
- Aki Toyosaki as Izana Shinatose (voice)
- Tomohiro Tsuboi as Ichirou Seii (voice)
- Hisako Kanemoto as Yuhata Midorikawa (voice)
- Satomi Arai as Lala Hiyama (voice)
- Eri Kitamura as Honoka Clones (voice)
- Atsuko Tanaka as Ittan Samari (voice)
- Kohsuke Toriumi as Kouichi Tsuruuchi (voice)
Knights of Sidonia FAQ
Is Knights of Sidonia good?
Knights of Sidonia has an 83% Kernel Score on Fresh Kernels from 136 audience ratings.
Where can I watch Knights of Sidonia?
In the US you can stream Knights of Sidonia on Crunchyroll.
Is Knights of Sidonia OK for kids?
Knights of Sidonia is rated TV-14. Fresh Kernels suggests ages 12+. Parents need to know that Knights of Sidonia is a TV-14 sci-fi anime about humanity's survival in space against an alien threat, with mecha battles.
What shows are like Knights of Sidonia?
If you liked Knights of Sidonia, try Gurren Lagann, Aldnoah.Zero, NieR:Automata Ver1.1a and Mazinger Z.