While networks and streaming platforms release sequels to various series, reality shows, and movies, "Signal" is one of the K-dramas that fans are looking forward to having in season 2.

Headlined by powerhouse cast Kim Hye Soo, Jo Jin Woong, and Lee Je Hoon, the trio takes on the role of police detectives who are on a mysterious case.

Helmed by Kim Won Suk of "My Mister" and "Arthdal Chronicles" and penned by renowned screenwriter Kim Eun Hee, who is the genius behind "Kingdom" and "Revenant," "Signal" is inspired by real-life criminal incidents in Korea, particularly the Hwaseong serial murders in 2004.

The series focuses on criminal profiler Park Hae Young, who witnessed a crime when he was still in elementary school.

Now a police officer, he finds a mysterious walkie-talkie where he is able to contact a detective named Lee Jae Han.

Along with Hae Young's superior, Cha Soo Hyun, they set out to find out the mystery behind the cold cases. But he was stunned to find out the truth about Lee Jae Han.

Will 'Signal' Get Season 2?

First aired in 2016, "Signal" gained the attention of viewers with interesting stories with surprising twists.

The thriller crime K-drama bagged Best Drama at the 52nd Baeksang Arts Awards.

Interestingly, writer Kim Eun Hee officially announced during the event at La Sapienza University in Rome that "Signal" season 2 is finally happening.

In a report, the screenwriter and director, Jang Won Seok, said that they are "preparing Season 2 of the drama."

As for the cast lineup, drama officials are yet to confirm the possible cast members, but Kim Eun Hee previously mentioned in her interview that she wanted the trio to reprise their roles if given a chance.

'Signal' Cast: Current and Upcoming Projects of Kim Hye Soo, Jo Jin Woong, and Lee Je Hoon

Kim Hye Soo

Following the success of her 2022 K-drama "Under the Queen's Umbrella," Kim Hye Soo will be returning to the small screen for the comedy series "Unmasked," along with "The Glory" actor Jung Sung Il and Joo Jong Hyuk of "Extraordinary Attorney Woo."

The award-winning actress takes on the role of Oh So Ryong, the team leader of an investigative reporting program.

She pursues cases and incidents that the police and the prosecution were unable to solve.

Jo Jin Woong

Following his cameo in "The Good Bad Mother," Jo Jin Woong is in talks to headline the star-studded movie "No Way Out" with Lee Kwang Soo, Kim Moo Yeol, and more.

As for the big screen, he recently returned for the thriller mystery film "Deadman," which was released on February 7.

Lee Je Hoon

A special forces member turned dark hero, Lee Je Hoon takes on the iconic role of detective Park Young Han in the upcoming K-drama "Chief Detective 1958."

Slated to debut on April 19, viewers will get to see Lee Je Hoon take on another challenging role with co-stars Lee Dong Hwi, Choi Woo Sung, Yoon Hyun Soo, and Seo Eun Soo.

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Written by Geca Wills