The Silent Sea poster

The Silent Sea

"A deserted Moon base. A deadly mission."

TV Show TV-MA 2021 45m/ep 7.6 /10 Ended
Netflix A Netflix Original
Created by Park Eun-kyo, Choi Hang-yong

On a perilous, time sensitive mission to the moon, a carefully selected team travels to a desolate lunar research facility that guards more questions than answers. Their objective is to recover samples that could unlock clues about a buried experiment and potentially alter humanity's fate. The... Read more

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Streaming availability last verified: January 23, 2026

About The Silent Sea

On a perilous, time sensitive mission to the moon, a carefully selected team travels to a desolate lunar research facility that guards more questions than answers. Their objective is to recover samples that could unlock clues about a buried experiment and potentially alter humanity's fate. The voyage tests every physical limit and psychological edge as life support flickers, dim corridors murmur with danger, and old mistakes haunt present decisions. With a 24 hour clock counting down, tension tightens as secrets emerge, loyalties fray, and choices between duty and self preservation loom large. The narrative uses the claustrophobic setting to explore loyalty, ethical boundaries, and what people will do when survival feels within reach. Its cast, including Bae Doona, Gong Yoo, and Lee Joon, bring a quiet intensity that keeps the mystery alive even when the science details feel heavy.

Netflix released The Silent Sea on December 24, 2021. It is an original series from Park Eun kyo and Choi Hang yong, crafted as a tightly wound lunar mission that leans on character, atmosphere, and careful production design rather than sweeping space opera.

Visually, the series stands out for its stark lunar landscapes, cramped corridors, and eerie silence that heightens the dread of isolation. It helped fuel Netflix's push of Korean science fiction thrillers to a global audience, sparking online conversations about ethics, risk, and what humans endure when space changes them.

Critics generally praised the performances of Bae Doona and Gong Yoo for grounding the story in human stakes, while the production value impressed many viewers. The show wrestles with isolation, moral ambiguity, and the cost of pursuing knowledge, though some felt pacing and familiar genre beats limited its impact.

There are no widely reported major nominations for The Silent Sea. It drew attention for its ambition and star power, but did not secure significant recognition at top awards as of now, leaving room for future evaluation.

Details

Release Date
December 24, 2021
Episode Length
45m
Rating
TV-MA
User Ratings
664 votes
Type
TV Series
Seasons
1
Episodes
8
Network
Netflix
Status
Ended
Genres
Drama, Sci-Fi & Fantasy, Mystery
Country
South Korea
Studio
Artist Company +1 more
External Links
View on IMDB

Official Trailer

Cast

Bae Doona

Bae Doona

Song Ji-an

Gong Yoo

Gong Yoo

Han Yun-jae

Lee Joon

Lee Joon

Ryu Tae-suk

Kim Sun-young

Kim Sun-young

Hong Ga-young

Lee Mu-saeng

Lee Mu-saeng

Gong Soo-hyuk

Lee Sung-wook

Lee Sung-wook

Kim Hee-sun

Jung Soon-won

Jung Soon-won

Gong Soo-chan

Choi Young-woo

Choi Young-woo

Lee Ki-soo

Cha Rae-hyung

Cha Rae-hyung

E1

Yoo Hee-je

Yoo Hee-je

E2

Created by: Park Eun-kyo, Choi Hang-yong

Seasons (1 season, 8 episodes)

Season 1

Season 1

8 episodes - 2021

Frequently Asked Questions

The Silent Sea is available to stream on Netflix.

Yes, The Silent Sea is available to stream on Netflix.

The Silent Sea has 1 season with a total of 8 episodes.

With a rating of 7.6/10 from 664 viewers, The Silent Sea is well-regarded and recommended by viewers.

On a perilous, time sensitive mission to the moon, a carefully selected team travels to a desolate lunar research facility that guards more questions than answers. Their objective is to recover samples that could unlock clues about a buried experiment and potentially alter humanity's fate. The vo...

The Silent Sea stars Bae Doona, Gong Yoo, Lee Joon, Kim Sun-young, and Lee Mu-saeng.

The Silent Sea was created by Park Eun-kyo and Choi Hang-yong.

The Silent Sea was released on December 24, 2021.

The Silent Sea is a Drama, Sci-Fi & Fantasy, and Mystery series.

The Silent Sea follows a perilous 24-hour mission on the moon where space explorers try to retrieve samples from an abandoned research facility that is full of secrets. The show blends drama, sci-fi and mystery as they uncover what happened there.

The series was created by Park Eun-kyo and Choi Hang-yong. They shaped the sci-fi drama that stars a strong cast.

The Silent Sea has 1 season with 8 episodes. The story is complete and the series concluded after its eight-episode run.

The content rating for The Silent Sea is TV-MA. It’s intended for mature audiences.