Series

Unknown Number

★ 7.0(1)201945m1 season

Unknown Number isn't available to stream, rent or buy in South Korea right now. Availability changes often, so check back soon. Availability checked 10 June 2026.

Where to watch Unknown Number

🇰🇷 South Korea

No streaming, rental or purchase options are listed in South Korea right now. Availability changes often — try switching your region in the header.

Good to know

Release date: 2019-10-23
Runtime: 45m
Language: Mandarin
Seasons: 1
Episodes: 32
Network: Tencent Video
Status: Ended
Country: China
Studio: Tencent Penguin Pictures

About Unknown Number

Unknown Number is a 2019 web series in the Mystery, Crime and Sci-Fi & Fantasy genres, starring Du Chun, Li Xiaoran and Wang Tianchen. It spans 1 season and 32 episodes, and originally aired on Tencent Video. It holds an average rating of 7.0/10 from 1 viewers. Below you can see where to watch Unknown Number in South Korea — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.

Synopsis

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.

Seasons (1)

Season 132 eps · 2019

Cast

Du Chun

Cao Zheng

Li Xiaoran

He Jun

Wang Tianchen

Gu Ming Zhe

Ma Rui

Wen Jing Ya's Mother

Cheng Fangxu

Lu Xiao Bei

Zhao Qianzi

Ma Xiao Jing's Mother

Chen Ya'an

Wen Jing Ya

Themes & keywords

detectiveremakemurderserial killersignalpolice departmentpolice profilingpast and present

Frequently asked questions

Where can I watch Unknown Number in South Korea?+

Unknown Number is not currently listed on any streaming, rental or purchase service in South Korea. Availability changes often, so check back or switch your region.

Is Unknown Number on Netflix?+

Unknown Number is not on Netflix in South Korea right now.

How many seasons of Unknown Number are there?+

Unknown Number has 1 season and 32 episodes in total.

Who stars in Unknown Number?+

Unknown Number stars Du Chun, Li Xiaoran, Wang Tianchen, Ma Rui and Cheng Fangxu.

When did Unknown Number come out?+

Unknown Number is a 2019 web series.

What genre is Unknown Number?+

Unknown Number is Mystery, Crime and Sci-Fi & Fantasy series.