32 episodes
First episode: E1

Through a mysterious Motorola phone, two detectives - one from the present, and the other from 15 years in the past - begin communicating and working together to solve cold cases.
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32 episodes
First episode: E1Quick answers about this series, release status, and episode totals.
Unknown Number first aired on October 23, 2019.
Unknown Number currently has 1 season and 32 episodes.
Unknown Number is ended, and no upcoming episode is currently scheduled.