Season 1
81% · 2016 · 16 Episodes
Communicating via a walkie-talkie that transcends time, a profiler from 2015 and a detective from 1989 join forces to tackle crimes and injustice.
If You Don't Give Up (1x16, 12 March 2016)
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Available in United States
Where can I watch Signal in United States?
As of 2026-09-11, in United States: Signal streams on Netflix, Amazon Prime Video, Netflix Standard with Ads, Amazon Prime Video with Ads; ad-supported on Tubi TV, The Roku Channel.
TV-MA · 2016 · Ended · 2 seasons · 24 episodes
TMDB 8.2 · 198 votes
Created by Kim Eun-hee, Kim Won-suk
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.
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Streaming in 6 of 6 tracked countries as of 2026-09-11.
| Country | Licensed apps |
|---|---|
| India | Amazon Prime Video with Ads, Amazon Prime Video, Netflix |
| United States | Amazon Prime Video, Amazon Prime Video with Ads, Tubi TV, The Roku Channel, Netflix, Netflix Standard with Ads |
| United Kingdom | Amazon Prime Video, Amazon Prime Video with Ads, Netflix, Netflix Standard with Ads |
| Japan | Amazon Prime Video, Amazon Prime Video with Ads, Netflix, Netflix Standard with Ads, Disney Plus |
| Germany | Netflix, Netflix Standard with Ads |
| Brazil | Amazon Prime Video with Ads, Amazon Prime Video, Netflix, Netflix Standard with Ads |
Official trailer81% · 2016 · 16 Episodes
Communicating via a walkie-talkie that transcends time, a profiler from 2015 and a detective from 1989 join forces to tackle crimes and injustice.
If You Don't Give Up (1x16, 12 March 2016)
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Ahn Chi-soo
16 Episodes
Grimm
83%
