Signal

Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
First Air Date: 2016-01-22
Rating: 8.2/10
Watch Episodes
Season 1 • Ep 1
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Cast
Lee Je-hoon
Kim Hye-soo
Cho Jin-woong
Jang Hyun-sung
Jung Hae-kyun
Kim Won-hae
Jung Han-bi
Lee Yoo-jun
Kim Min-gue
Kang Chan-hee
