The Silent Sea poster
Where to stream

The Silent Sea

7.620211 seasonTV-MATV SeriesDramaSci-Fi & FantasyMystery

During a perilous 24-hour mission on the moon, space explorers try to retrieve samples from an abandoned research facility steeped in classified secrets.

ProducersJung Woo-sung·Jo Young-wook

Where to watch

NetflixNetflixNetflix Standard with AdsNetflix Standard with Ads
Availability shown for United Kingdom · rights vary by country

Seasons & Episodes

E1
Balhae Lunar Research Station
Dec 24, 2021 6.4
E2
Three Storages
Dec 24, 2021 6.7
E3
Cause of Death
Dec 24, 2021 6.6
E4
The Truth Comes Out
Dec 24, 2021 6.9
E5
Secret Storage
Dec 24, 2021 6.7
E6
Key to Salvation
Dec 24, 2021 6.7
E7
Luna
Dec 24, 2021 6.7
E8
The Silent Sea
Dec 24, 2021 7.0

Cast

BDBae Doona
Bae Doona
Song Ji-an
GYGong Yoo
Gong Yoo
Han Yun-jae
LJLee Joon
Lee Joon
Ryu Tae-suk
KSKim Sun-young
Kim Sun-young
Hong Ga-young
LMLee Mu-saeng
Lee Mu-saeng
Gong Soo-hyuk
LSLee Sung-wook
Lee Sung-wook
Kim Hee-sun
JSJung Soon-won
Jung Soon-won
Gong Soo-chan
CYChoi Young-woo
Choi Young-woo
Lee Ki-soo
CRCha Rae-hyung
Cha Rae-hyung
E1
YHYoo Hee-je
Yoo Hee-je
E2
YSYou Seong-joo
You Seong-joo
Mr. Hwang
KMKang Mal-geum
Kang Mal-geum
Song Won-kyung

More from Bae Doona · Lead actress

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School
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2002 · 7.5
See all fromBae Doona

More from Gong Yoo · Co-star actor

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Train to Busan
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Guardian: The Lonely and Great God
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Seobok
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Big
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2012 · 7.3
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The Silent Sea — streaming FAQ

Which OTT platform streams The Silent Sea?

The Silent Sea is streaming on Netflix and Netflix Standard in United Kingdom.

Is The Silent Sea on Netflix?

Yes — The Silent Sea is available on Netflix in United Kingdom as of September 2026.

Is The Silent Sea on Amazon Prime Video?

No, The Silent Sea isn't on Amazon Prime Video in United Kingdom right now. It's on Netflix and Netflix Standard instead.

Where can I watch The Silent Sea for free?

The Silent Sea is available on Netflix and Netflix Standard in United Kingdom, but you'll need an active subscription — there's no free option right now.

How many seasons are in The Silent Sea?

The Silent Sea has 1 season in total (8 episodes). The series concluded in 2021.

Are all episodes of The Silent Sea out yet?

Yes — all 8 episodes across 1 season of The Silent Sea are out and available to stream.

Is there a Season 2 of The Silent Sea?

No — The Silent Sea ended after 1 season, so there is no Season 2.