TV series
Signal
2016TV-MA2 seasons8.2 / 10
There are those who are born monsters, but there are also those who are made into monsters by people.
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
Streaming, rental and purchase options
Where to watch in United States
Checked Jul 22, 2026
Signal is available to stream on Netflix, Prime Video, The Roku Channel, and Tubi in United States. Use the direct links below to open the provider.
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Synopsis
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
Season 2 episodes
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Episode information updated Jul 24, 2026
More about Signal
Cast
Lee Je-hoonPark Hae-young
Kim Hye-sooCha Soo-hyun
Cho Jin-woongLee Jae-han
Jang Hyun-sungKim Bum-joo
Jung Hae-kyunAhn Chi-soo
Kim Won-haeKim Gye-chul
Jung Han-biOh Yoon-seo
Lee Yoo-junJung Heon-giCredits
- Created by
- Kim Eun-hee, Kim Won-suk
Production details
- Status
- Ended
- Series type
- Scripted
- Episodes
- 17
- Original language
- Korean
- Original title
- 시그널
Networks & production
tvNSouth Korea
AStorySouth Korea
Studio DragonSouth Korea
BA EntertainmentSouth Korea
Baram PicturesSouth Korea
Themes
awestruckbutterfly effectchanging the past or futurecorruptiondarkinvestigationmurdersignal
