Poster for Signal (2016)

TV Series TV-MA Ended

Signal (2016)

Jan 22, 2016 · 2 seasons · 24 episodes

8.2/10 TMDB user score
207 votes on TMDB

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.

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Series cast

  • Lee Je-hoon Lee Je-hoon Park Hae-young 24 episodes
  • Kim Hye-soo Kim Hye-soo Cha Soo-hyun 24 episodes
  • Cho Jin-woong Cho Jin-woong Lee Jae-han 24 episodes
  • Jang Hyun-sung Jang Hyun-sung Kim Bum-joo 16 episodes
  • Jung Hae-kyun Jung Hae-kyun Ahn Chi-soo 16 episodes
  • Kim Won-hae Kim Won-hae Kim Gye-chul 16 episodes
  • Jung Han-bi Jung Han-bi Oh Yoon-seo 16 episodes
  • Lee Yoo-jun Lee Yoo-jun Jung Heon-gi 16 episodes
  • Kim Min-gue Kim Min-gue Hwang Ui-kyung 16 episodes
  • Kang Chan-hee Kang Chan-hee Park Sun-woo 16 episodes
  • Im Hwa-young Im Hwa-young Cha Soo-min 16 episodes
  • Jeon Su-ji Jeon Su-ji Kang Hye-seung 6 episodes
  • Shin Yi-Joon Shin Yi-Joon Kang Hye-seung (Young) 6 episodes
  • Seo Ji-hoon Seo Ji-hoon Jang Tae-jin 6 episodes
  • Kim Woo-seok Kim Woo-seok Lee Dong-jin 6 episodes
  • Son Hyun-joo Son Hyun-joo Jang Young-cheol 5 episodes

Seasons

Next episode: season 2, episode 1 airs December 7, 2026.

  • Poster for Signal, Season 1 Season 1 Jan 2016 · 16 episodes
  • Poster for Signal, The Second Signal The Second Signal Dec 2026 · 8 episodes
  • Specials Jan 2016 · 3 episodes

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