The BEST seasons of Signal
Every season of Signal ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Signal!
Fifteen years apart, two driven detectives work together to crack an unsolved kidnapping case and rewrite history.
8.17
63 votes
#1 - Season 1
First Aired 1/21/2016
Communicating via a walkie-talkie that transcends time, a profiler from 2015 and a detective from 1989 join forces to tackle crimes and injustice.