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Seasons of Tunnel

Tunnel currently has 1 season and 16 episodes. Most episodes run for around 60 minutes, giving it the feel of a full hour-long drama. The series is currently marked as "Ended". The most recently aired episode came out in 2017.

Tunnel Season 1 • TV Show

Season 1

Are there new episodes of Tunnel coming?

Tunnel is marked as an ended series, with its final episode airing on May 21, 2017. At this time there are no new seasons or episodes announced, so the release radar for this show is effectively closed unless a revival or spin-off is announced. When the next release does arrive, it is expected to carry the same content rating of 15 (KR), which can influence when it airs on different providers and platforms.

Watch the official trailers for Tunnel

Watch 2 official trailers, teasers and promos for Tunnel in one place. Most of these clips were released around March 2017, capturing the show at its peak marketing push. Use the carousel to sample the show's visual style, story hooks and production quality before you dive into full episodes.

Uploaded in March 2017

Uploaded in March 2017

TV Shows like Tunnel

If you enjoy Tunnel, you may also like Grimm, Murder, She Wrote and 21 Jump Street. These recommendations share similar tone, themes, or genres, making them natural follow-ups once you finish this show, and can be streamed for free.

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Rating 8.3 out of 10.

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Rating 6.7 out of 10.

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Rating 5.8 out of 10.

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Where to watch Tunnel for free?

Tunnel is available to stream on SuperFilmz. The series is primarily produced for audiences in South Korea, so availability can vary by region. However, you can watch full episodes of Tunnel for free on SuperFilmz, with ads.

What is Tunnel about?

A police detective from 1986 travels in time to the present to save his daughter. It blends crime and mystery elements. The series reflects a distinct South Korea style and perspective.

Is Tunnel worth watching?

Tunnel holds an average rating of 8.0/10 based on 79 or more viewer votes. If you enjoy crime and mystery stories, this series is a strong candidate for your watchlist.

Release pattern and schedule for Tunnel

Tunnel has been releasing episodes between March 2017 and May 2017 across 1 season. So far there are 16 released episodes, giving you plenty of story to catch up on before the next drop.

Cast and creators of Tunnel

The main cast includes Choi Jin-hyuk, Yoon Hyun-min and Lee You-young. Behind the scenes, it is directed by Shin Yong Hwi.

Choi Jin-hyuk

as Park Gwang-Ho

Yoon Hyun-min

as Kim Sun-Jae

Lee You-young

as Shin Jae-Yi

Jo Hee-bong

as Jeon Sung-Sik

Kim Byong-chul

as Kwak Tae-Hee

Kang Ki-young

as Song Min-Ha

Kim Min-sang

as Mok Jin-Woo

Cha Hak-yeon

as Park Gwang-Ho

Kim Dong-young

as Jun Sung Shik [Young]

Lee Shi-a

as Shin Yun Suk

Moon Sook

as Hong Hye Won

Heo Sung-tae

as Jung Ho Young

Ham Seong-min

as Jung Ho Yeong [Young]

Yang Joo-ho

as Oh Ji Hoon [Reporter, 1986] | [Taxi Driver, 2017]

No Tae-yeob

as Mok Jin Woo [Young]

Kim Jung-hak

as Kim Wan

Yoon Jin-sol

as Da Yeong's friend

Cho Seung-yeon

as Police Station Section Head Chief

Yoo Dam-Yeon

as Lee Nan Young

Choi Seung-hoon

as Mok Jin Woo [Child]

Hong Gi-jun

as Detective

Seok Bo-bae

as Seo Hee Soo

Park Myung-shin

as Lee Sun Ok

Lee Young-hee

as Jung Sook's mother

Tunnel Keywords(7)

Last Updated

This page was last updated on Sep 1, 2026, 2:33 PM