Signal poster
Where to stream

Signal

8.220162 seasonsTV-MATV SeriesCrimeMysterySci-Fi & Fantasy


Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

Where to watch

NetflixNetflixAmazon Prime VideoAmazon Prime VideoNetflix Standard with AdsNetflix Standard with AdsAmazon Prime Video with AdsAmazon Prime Video with AdsWeTVWeTVThe Roku ChannelThe Roku ChannelTubi TVTubi TV
Availability shown for United States · rights vary by country

Seasons & Episodes

Next episode
S2 E1 · Episode 1
Airs Monday, December 7, 2026
E1
Episode 1
Dec 7, 2026
E2
Episode 2
Dec 8, 2026
E3
Episode 3
Dec 14, 2026
E4
Episode 4
Dec 15, 2026
E5
Episode 5
Dec 21, 2026
E6
Episode 6
Dec 22, 2026
E7
Episode 7
Dec 28, 2026
E8
Episode 8
Dec 29, 2026

Cast

LJLee Je-hoon
Lee Je-hoon
Park Hae-young
KHKim Hye-soo
Kim Hye-soo
Cha Soo-hyun
CJCho Jin-woong
Cho Jin-woong
Lee Jae-han

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More from Kim Hye-soo · Co-star actress

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2002
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2026 · 8.3
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2013 · 6.5
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See all fromKim Hye-soo

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Signal — streaming FAQ

Which OTT platform streams Signal?

Signal is streaming on Netflix, Amazon Prime Video and Netflix Standard in United States.

Is Signal on Netflix?

Yes — Signal is available on Netflix in United States as of October 2026.

Is Signal on Amazon Prime Video?

Yes — Signal is included with an Amazon Prime Video subscription in United States as of October 2026.

Where can I watch Signal for free?

Signal is available to stream free (with ads) on The Roku Channel and Tubi TV in United States.

How many seasons are in Signal?

Signal has 2 seasons in total (24 episodes). The series concluded in 2016.

When is the next episode of Signal?

The next episode of Signal — "Episode 1" (Season 2, Episode 1) — airs on Monday, December 7, 2026.

Are all episodes of Signal out yet?

Not yet — Season 2 of Signal is still airing. The next episode (E1) releases on Monday, December 7, 2026.

Are all episodes of The Second Signal of Signal out yet?

Not yet — 0 of 8 episodes of The Second Signal have been released so far. New episodes air weekly; episode 1 arrives Monday, December 7, 2026, and the season finale is set for Tuesday, December 29, 2026. If you're waiting to binge, the full season won't be complete until then.

Is there a Season 3 of Signal?

No — Signal ended after 2 seasons, so there is no Season 3.