Signal Season 1 • TV Show
Signal • TV Show • Rating 8.2 out of 10
seasons Season 1 Season 2
Seasons of Signal
Signal currently has 2 seasons and 24 episodes. Most episodes run for around 89 minutes, giving it the feel of a full hour-long drama. The series is currently marked as "Ended". The most recently aired episode came out in 2016.
Signal Season 2 • TV Show
Signal Season 2
release-radar
When does Signal Season 2 come out?
According to the latest schedule, the next confirmed release for Signal is Season 2, Episode 1, titled "Episode 1", which is set to air on November 30, 2026. That episode will open a brand new season, making it the official start of Season 2. Release times can differ slightly outside of South Korea, so your local broadcaster or streaming app may list a slightly different premiere date or time. When the next release does arrive, it is expected to carry the same content rating of TV-MA (US), which can influence when it airs on different providers and platforms.
trailers
Watch the official trailers for Signal
Watch the main official trailer for Signal in one place. Most of these clips were released around January 2016, capturing the show at its peak marketing push. Use the carousel to sample the show's visual style, story hooks and production quality before you dive into full episodes.
Uploaded in January 2016
similar
TV Shows like Signal
If you enjoy Signal, you may also like Criminal Minds, Dexter and Grimm. These recommendations share similar tone, themes, or genres, making them natural follow-ups once you finish this show, and can be streamed for free.
Criminal Minds • TV Show • Rating 8.3 out of 10
Crime
Dexter • TV Show • Rating 8.2 out of 10
Crime
Grimm • TV Show • Rating 8.3 out of 10
Drama
NYPD Blue • TV Show • Rating 7.0 out of 10
Drama
Mr. Mercedes • TV Show • Rating 7.1 out of 10
Mystery
Dateline • TV Show • Rating 6.5 out of 10
Crime
Perry Mason • TV Show • Rating 7.2 out of 10
Drama
Big Mouth • TV Show • Rating 8.3 out of 10
Mystery
The Prosecutor's Proposal • TV Show • Rating 6.6 out of 10
Mystery
Mouse • TV Show • Rating 8.4 out of 10
Crime
Criminal Record • TV Show • Rating 6.5 out of 10
Crime
Fool Me Once • TV Show • Rating 7.1 out of 10
Drama
Unbelievable • TV Show • Rating 7.9 out of 10
Drama
The Good Detective • TV Show • Rating 7.2 out of 10
Crime
Partners for Justice • TV Show • Rating 7.2 out of 10
Drama
My Name • TV Show • Rating 8.2 out of 10
Crime
Trigger • TV Show • Rating 8.1 out of 10
Action
Thriller • TV Show • Rating 7.0 out of 10
Drama
The Assassin • TV Show • Rating 6.9 out of 10
Drama
The Bay • TV Show • Rating 6.5 out of 10
Drama
Beyond Evil • TV Show • Rating 8.5 out of 10
Drama
Gangnam B-Side • TV Show • Rating 7.4 out of 10
Crime
Through the Darkness • TV Show • Rating 7.8 out of 10
Crime
The InBESTigators • TV Show • Rating 8.0 out of 10
Comedy
Emergence • TV Show • Rating 6.9 out of 10
Drama
El dentista • TV Show • Rating 7.7 out of 10
Drama
Connection • TV Show • Rating 7.7 out of 10
Drama
The Miracle • TV Show • Rating 7.2 out of 10
Drama
John Lennon: Murder Without a Trial • TV Show • Rating 7.2 out of 10
Documentary
Segunda muerte • TV Show • Rating 6.5 out of 10
Drama
The One That Got Away • TV Show • Rating 6.3 out of 10
Drama
Mastermind of Murder • TV Show • Rating 7.4 out of 10
Crime
The Whisperer • TV Show • Rating 9.3 out of 10
Drama
Murder in Mind • TV Show
Crime
Flee For One's Life • TV Show
Mystery
生死邂逅 • TV Show
Mystery
权利场 • TV Show
Crime
中华之剑 • TV Show
Drama
Love in Memory • TV Show • Rating 1.0 out of 10
Science Fiction
Police College Whirlwind • TV Show
Crime
overview
What is Signal about?
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. It blends crime, mystery and sci-fi & fantasy elements. The series reflects a distinct South Korea style and perspective. The story is shaped by its creators, Kim Eun-hee and Kim Won-suk.
release-timeline
Release pattern and schedule for Signal
Signal has been releasing episodes between January 2016 and March 2016 across 2 seasons. So far there are 24 released episodes, giving you plenty of story to catch up on before the next drop. The upcoming release currently points to November 2026 as the key month to watch for new content.
cast
Cast and creators of Signal
The main cast includes Lee Je-hoon, Kim Hye-soo and Cho Jin-woong. Behind the scenes, it is created by Kim Eun-hee and Kim Won-suk, shaped by showrunner Jinnie Choi.
Lee Je-hoon
as Park Hae-young
Kim Hye-soo
as Cha Soo-hyun
Cho Jin-woong
as Lee Jae-han
Jang Hyun-sung
as Kim Bum-joo
Jung Hae-kyun
as Ahn Chi-soo
Kim Won-hae
as Kim Gye-chul
Jung Han-bi
as Oh Yoon-seo
Lee Yoo-jun
as Jung Heon-gi
Kim Min-gue
as Hwang Ui-kyung
Kang Chan-hee
as Park Sun-woo
Im Hwa-young
as Cha Soo-min