Tunnel_
A police detective from 1986 travels in time to the present to save his daughter.
Network
OCN
Episodes
16
Updated Feb 16, 2026
WHERE TO WATCH
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Check availabilityDROPTHE_ GOSSIP
Overview
Tunnel has 1 season with 16 episodes spanning 2017.
Rating
With a 8.0/10 rating from 71 votes, Tunnel is considered highly rated.
Year context
Tunnel first aired 9 years ago in 2017.
CAST (20)
Choi Jin-hyuk
Park Gwang-Ho
Yoon Hyun-min
Kim Sun-Jae
Lee You-young
Shin Jae-Yi
Jo Hee-bong
Jeon Sung-Sik
Kim Byong-chul
Kwak Tae-Hee
Kang Ki-young
Song Min-Ha
Kim Min-sang
Mok Jin-Woo
Cha Hak-yeon
Park Gwang-Ho
Kim Dong-young
Jun Sung Shik [Young]
Lee Shi-a
Shin Yun Suk
Moon Sook
Hong Hye Won
Heo Sung-tae
Jung Ho Young
Ham Seong-min
Jung Ho Yeong [Young]
Yang Joo-ho
Oh Ji Hoon [Reporter, 1986] | [Taxi Driver, 2017]
No Tae-yeob
Mok Jin Woo [Young]
Kim Jung-hak
Kim Wan
Yoon Jin-sol
Da Yeong's friend
Cho Seung-yeon
Police Station Section Head Chief
Yoo Dam-Yeon
Lee Nan Young
Choi Seung-hoon
Mok Jin Woo [Child]
SEASONS (1 season, 16 episodes)
SEASON 1
SERIES INFO
1
Seasons
16
Episodes
Ended
Status
NETWORKS (1)
OCN
DETAILS
FREQUENTLY ASKED QUESTIONS
What is Tunnel about?
A police detective from 1986 travels in time to the present to save his daughter.
How many seasons does Tunnel have?
Tunnel has 1 season with 16 episodes total.
Who stars in Tunnel?
The cast of Tunnel includes Choi Jin-hyuk, Yoon Hyun-min, Lee You-young, Jo Hee-bong, Kim Byong-chul.
What is the rating of Tunnel?
Tunnel has a rating of 8.0 out of 10 based on 71 votes on TMDB.
Is Tunnel still running?
Tunnel has ended. The final episode aired on .
GENRES (2)
Crime
Mystery
