Playback is currently unavailable for S2 E1 · Episode 1. Episode details remain available below.
Signal
Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.
- Created by:
- Kim Eun-hee, Kim Won-suk
- Cast:
- Lee Je-hoon, Kim Hye-soo, Cho Jin-woong
- Language:
- Korean
- Country:
- South Korea
- Network:
- tvN
Episode guide
Seasons
The Second Signal
Episodes
Upcoming
Episode 1
2026-12-07Episode overview is not available yet.
Current episodeUpcoming
Episode 2
2026-12-07Episode overview is not available yet.
Watch progress · Not trackedUpcoming
Episode 3
2026-12-14Episode overview is not available yet.
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Episode 4
2026-12-15Episode overview is not available yet.
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Episode 5
2026-12-21Episode overview is not available yet.
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Episode 6
2026-12-22Episode overview is not available yet.
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Episode 7
2026-12-28Episode overview is not available yet.
Watch progress · Not trackedUpcoming
Episode 8
2026-12-29Episode overview is not available yet.
Watch progress · Not trackedCast
Lee Je-hoon
Park Hae-young
Kim Hye-soo
Cha Soo-hyun
Cho Jin-woong
Lee Jae-han