Signal
A cold-case profiler in 2015 and a detective in 1989 work together to solve a series of related murders spanning three decades using a special walkie-talkie to communicate with each other.
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Last updated: February 23, 2026Argentina Australia Belgium Brazil Canada Colombia Czech Republic France Germany Greece +28Hong Kong, Hungary , Iceland, India , Israel , Italy , Japan , Lithuania , Malaysia , Mexico , Netherlands , Philippines , Poland , Portugal , Romania , Russia, Singapore , Slovakia , South Africa, South Korea, Spain , Sweden , Switzerland , Thailand , Turkey , Ukraine , United Kingdom, United States
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