Episode 1
Episode 1
1h 2m10.0 / 10
Episode credits
Guest stars Jeong Seok-yong, Kim Jong-ho, Oh Youn-hong, Han Yeo-wool, Jo Hyun-Jin
TV series
Tunnel
20171 season8.0 / 10
A police detective from 1986 travels in time to the present to save his daughter.
Streaming, rental and purchase options
Where to watch in United States
Checked Sep 5, 2026
Tunnel is available to stream on Netflix, The Roku Channel, OnDemandKorea, and Tubi in United States. Use the direct links below to open the provider.
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Synopsis
A police detective from 1986 travels in time to the present to save his daughter.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Where to watch Tunnel
Episode 2
Episode 2
1h 1m9.0 / 10
Episode credits
Guest stars Han Yeo-wool, Song Yeong-jae, Ryu Tae-ho, Jo Si-nae
Episode 3
Episode 3
1h 7m10.0 / 10
Episode credits
Guest stars Song Yeong-jae, Ryu Tae-ho, Jo Si-nae, Kim Hye-yoon, Jung Yi-rang, Kim Young-hee
Episode 4
Episode 4
1h 5m9.0 / 10
Episode credits
Guest stars Choi Won-hong, Jung Soon-won, Choi Myeong-bin
Episode 5
Episode 5
1h 6m10.0 / 10
Episode credits
Guest stars Woo Hyeon, Jeon Jin-gi, Jin Yong-uk, Lee Dong-jin, Im Kang-sung
Episode 6
Episode 6
1h 5m9.0 / 10
Episode credits
Guest stars Seo Eun-ah, Jung Han-bi, Kim Min-kyung
Episode 8
Episode 8
1h 5m10.0 / 10
Episode credits
Guest stars Ahn Yong-jun, Ahn Su-bin
Episode 9
Episode 9
1h 5m9.0 / 10
Episode credits
Guest stars Park Jeong-hak, Lee Yong-nyeo
Episode information updated Sep 11, 2026
More about Tunnel
Cast
Choi Jin-hyukPark Gwang-Ho
Yoon Hyun-minKim Sun-Jae
Lee You-youngShin Jae-Yi
Jo Hee-bongJeon Sung-Sik
Kim Byong-chulKwak Tae-Hee
Kang Ki-youngSong Min-Ha
Kim Min-sangMok Jin-Woo
Cha Hak-yeonPark Gwang-HoCredits
- Written by
- Lee Eun-mi
Production details
- Status
- Ended
- Series type
- Scripted
- Episodes
- 16
- Original language
- Korean
- Original title
- 터널
Networks & production
OCNSouth Korea- The UnicornSouth Korea
Studio DragonSouth Korea
Themes
bromancedetectivehidden identitymurderslight romanceteamworktime travel
