1 Season
16 Episode
Tunnel - Season 1 Episode 1
- Year : 2017
- Country : South Korea
- Genre : Crime, Mystery
- Studio : OCN
- Keyword : detective, time travel, murder, bromance, hidden identity, slight romance, teamwork
- Director :
- Cast : Choi Jin-hyuk, Yoon Hyun-min, Lee You-young, Jo Hee-bong, Kim Byung-chul, Kang Ki-young