The Sea of Tranquility
고요의 바다
We checked 8 streaming services in India on 06 Jun 2026 at 19:23 IST
About
It’s the year 2075. Jung-won, a pathologist, has a recurring nightmare about her sister’s death. In order to cease the nightmares, she visits the sea of tranquility, called Moon. There she undergoes a strange experience that causes the death of her sister.
Cast
Where does The Sea of Tranquility rank today?
The Sea of Tranquility is #10000 on the CineFlixo Daily Streaming Charts today.
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Watch The Sea of Tranquility Online Free in HD
If you've been searching for The Sea of Tranquility full movie in HD, CineFlixo has you covered. This talked-about Coreano science fiction and thriller title from 2014 is available to stream instantly — no ads to fight through, no paid subscriptions, no annoying redirects.
About The Sea of Tranquility
It’s the year 2075. Jung-won, a pathologist, has a recurring nightmare about her sister’s death. In order to cease the nightmares, she visits the sea of tranquility, called Moon. There she undergoes a strange experience that causes the death of her sister. Running 37 minutes.
The Sea of Tranquility Cast and Characters
The cast features Choi Hee-jin (as Jung-won), Heo Jeong-do (as Yu-hyeon), Lee Gwang-jin (as Gwang-jin), and Choi Bae-young (as Won-kyung). Their performances are a major reason The Sea of Tranquility has built such a passionate audience.
Where to Watch The Sea of Tranquility Online
Want to watch The Sea of Tranquility online without paying? CineFlixo is the easiest way. Click play and the film starts in seconds. No popups, no "5 day trial that auto-charges" — just the show.
▶ Watch The Sea of Tranquility NowWhy People Are Watching The Sea of Tranquility
The Sea of Tranquility flies under the radar but it deserves your attention. What makes it work is tight pacing that earns its twists and world-building that respects the audience's intelligence. If you enjoy Coreano storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about The Sea of Tranquility
Where can I watch The Sea of Tranquility online for free?
You can watch The Sea of Tranquility online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is The Sea of Tranquility?
The Sea of Tranquility runs for 37 minutes (about 0.6 hour).
Is The Sea of Tranquility good? What's the rating?
The Sea of Tranquility holds a 0.0/10 rating based on 0 reviews — a niche pick worth checking out.
Who is in the cast of The Sea of Tranquility?
The main cast includes Choi Hee-jin, Heo Jeong-do, Lee Gwang-jin, and Choi Bae-young.
Is The Sea of Tranquility available in Coreano?
Yes — The Sea of Tranquility was originally produced in Coreano and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was The Sea of Tranquility released?
The Sea of Tranquility was released in 2014.
Do I need an account to watch The Sea of Tranquility on CineFlixo?
No. CineFlixo is free and you can watch The Sea of Tranquility without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed The Sea of Tranquility, check out 2001: A Space Odyssey, Moon, 2001: A Space Travesty, They Came from Beyond Space, and Assault on Dome 4.
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Frequently Asked Questions
Common questions about The Sea of Tranquility
Where can I watch The Sea of Tranquility for free?
You can watch The Sea of Tranquility (2014) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is The Sea of Tranquility about?
The Sea of Tranquility is a Science Fiction/Thriller film. It’s the year 2075. Jung-won, a pathologist, has a recurring nightmare about her sister’s death. In order to cease the nightmares, she visits the sea of tranquility, called Moon. There she undergoes a strange experience that causes the death of her sister.
When was The Sea of Tranquility released?
The Sea of Tranquility was released on June 27, 2014. It has a runtime of 37m. The film was produced by ATO.
Who stars in The Sea of Tranquility?
The Sea of Tranquility stars Choi Hee-jin, Heo Jeong-do, Lee Gwang-jin and Choi Bae-young. The full cast list is available in the Cast section above.
Is The Sea of Tranquility available in HD?
Yes, The Sea of Tranquility is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.