Signal 2: Latest Updates, Cast, and Release Date Revealed | What to Expect?
- Nindya Fairuzi
- Jan 24
- 2 min read
Fans of the award-winning K-drama Signal have reason to rejoice! After years of anticipation, the long-awaited second season of the critically acclaimed thriller has been officially confirmed. Here are all the details we’ve gathered about the latest updates on Signal 2 so far
Cast and Crew
Returning to the small screen with a stellar lineup, Kim Hye-soo, Cho Jin-woong, and Lee Je-hoon are all set to reprise their roles. Joining them is Ahn Jae-hong, whose involvement has further fueled excitement.

The drama will be directed by Ahn Tae-jin, while the screenplay is penned by the iconic Kim Eun-hee, known for her work on Revenant and Rebound. With such a powerhouse writer-director duo, expectations are through the roof.
Production Details
The second season is planned to span 8 episodes, promising a compact and gripping narrative. Filming is scheduled to begin in early February 2025, with the series slated to air sometime between the second half of 2025 and the first half of 2026. This timeline allows ample room for the meticulous storytelling and production quality that the series is known for.
Background
The first season of Signal, which aired in 2016, was based on real-life cases, including the infamous Hwasong serial murders and the Park Chorong Bitnari kidnapping case. The plot followed a unique collaboration between a profiler in the present and a detective in the past, connected through a mysterious time-bridging walkie-talkie. It delivered a perfect mix of suspense, emotion, and moral dilemmas, earning it the Best Drama title at the 52nd Baeksang Arts Awards.
While the exact plot of the second season remains under wraps, fans are eager to see how the new installment will expand upon the original’s intricate storyline. Will it tackle more cold cases based on true events? Could there be new rules or twists to the walkie-talkie’s time-traveling mechanics? The possibilities are endless.
Writer Kim Eun-hee’s Vision
During a recent event at La Sapienza University in Rome, Kim Eun-hee confirmed her involvement in Signal 2 alongside B.A. Entertainment CEO Jang Won-seok. Reflecting on the first season’s legacy, she hinted at her excitement to craft another unforgettable tale that keeps audiences on the edge of their seats.
With its powerful cast, talented crew, and the legacy of an unforgettable first season, Signal 2 is shaping up to be one of the most anticipated K-dramas in recent years. As we await more updates, one thing is certain: fans of thrillers and murder mysteries are in for a treat.
How excited are you for the return of Signal? Because we can hardly wait!
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