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Verified Sep 26, 2026.
Seasons and episodes
Watch links for each season and episode are the same services that carry Signal.
What it's about
Fifteen years ago, a female child was kidnapped on the way from school. At that time, Park Hae Yeong, who was an elementary school student, witnessed the girl being taken away. A few days later, the girl was found dead, and detectives couldn't find the culprit. As time went by, Hae Yeong started distrusting the police. Fifteen years later, Hae Yeong is now a police officer and criminal profiler. One day, he finds a walkie-talkie that allows him to get in contact with Detective Lee Jae Han who is in the past. Police officers Hae Yeong, Jae Han and Cha So Hyun then set out on a journey to solve cold cases.
Cast and crew
- Starring
- Lee Je-hoon, Kim Hye-su, Cho Jin-woong
Details
- Released
- 2016-02-22
- Language
- Korean
- Country
- South Korea
- Awards
- 6 wins & 8 nominations total
Where to Watch Signal (2016) — common questions
- Where to watch Signal?
- You can watch the TV series Signal on Netflix and Prime Video in the United States. It is also free on The Roku Channel and Tubi TV.
- Where can I watch Signal?
- You can watch the TV series Signal on Netflix and Prime Video in the United States. It is also free on The Roku Channel and Tubi TV.
- Where can I stream the TV series Signal (2016)?
- Signal is streaming on Netflix and Prime Video in the United States.
- Can I watch Signal for free?
- Yes. Signal is available free on The Roku Channel and Tubi TV in the United States.
- Is Signal on Netflix?
- Yes. You can watch Signal on Netflix in the United States.
- Is Signal on Prime Video?
- Yes. You can watch Signal on Prime Video in the United States.
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