Through the Darkness Cast stands out as a compelling South Korean drama that delves deep into the minds of serial killers. But what truly elevates this series is its stellar cast, whose performances bring the intricate narrative to life.
Table of Contents
Introduction

In the world of crime dramas, few series have captivated audiences as profoundly as Through the Darkness. This 2022 South Korean thriller delves into the intricate world of criminal profiling, offering viewers a glimpse into the minds of serial killers and the detectives who seek to understand them. Based on the memoir Those Who Read the Hearts of Evil by Korea’s first criminal profiler, Kwon Il-yong, the series brings to life the challenges and triumphs of early criminal behavioral analysis in South Korea.
At the heart of this compelling narrative is a stellar cast led by Kim Nam-gil, whose portrayal of profiler Song Ha-young is both nuanced and gripping. Alongside him, Jin Seon-kyu and Kim So-jin deliver powerful performances as Gook Young-soo and Yoon Tae-goo, respectively, forming a team that navigates the complexities of criminal psychology. Their collective performances not only drive the narrative forward but also provide a nuanced exploration of the emotional and psychological toll of criminal investigations.
Through the Darkness Cast
Kim Nam-gil as Song Ha-young
Kim Nam-gil portrays Song Ha-young, a profiler in the Criminal Behavior Analysis team at the Seoul Metropolitan Police Agency. His character is dedicated to understanding the minds of criminals, using psychological insights to aid investigations. Kim’s performance captures the complexities of a man grappling with the moral ambiguities of his work.
Jin Seon-kyu as Gook Young-soo
Jin Seon-kyu plays Gook Young-soo, the leader of the Criminal Behavior Analysis team. His character is instrumental in shaping the team’s approach to criminal profiling. Jin’s portrayal exudes authority and wisdom, providing a steadying influence amidst the chaos of criminal investigations.
Kim So-jin as Yoon Tae-goo
Kim So-jin takes on the role of Yoon Tae-goo, the team leader of the Mobile Investigation Unit at the Seoul Metropolitan Police Agency. Her character is tough, charismatic, and unyielding in her pursuit of justice. Kim’s performance adds a layer of resilience and determination to the series.
Ryeoun as Jung Woo-joo
Ryeoun portrays Jung Woo-joo, a statistical analyst who joins the profiling team. His character’s expertise in data analysis proves invaluable in understanding criminal patterns. Ryeoun’s portrayal brings a sense of analytical precision and youthful energy to the team.
Supporting Cast
- Ryeoun as Jung Woo-joo
Jung Woo-joo is a statistical analyst who joins the profiling team. His expertise in data analysis proves invaluable in understanding criminal patterns. Ryeoun’s portrayal brings a sense of analytical precision and youthful energy to the team.
Mobile Investigation Unit
- Lee Dae-yeon as Baek Jun-sik
Baek Jun-sik serves as the head of the Criminal Division at the Seoul Metropolitan Police Agency. His character is often at odds with the profiling team but recognizes the importance of their work. Lee’s portrayal adds a layer of tension and realism to the narrative. - Kim Won-hae as Heo Gil-pyo
Heo Gil-pyo is the head of the Mobile Investigation Unit. His character is portrayed as pragmatic and results-oriented, often pushing the team to deliver swift outcomes. Kim’s performance adds a sense of urgency and practicality to the series. - Jeong Soon-won as Nam Il-young
Nam Il-young is the youngest member of the Mobile Investigation Unit. His character is eager to prove himself and looks up to Yoon Tae-goo. Jeong’s performance captures the character’s ambition and growth throughout the series.
Conclusion
In Through the Darkness, the supporting cast plays a pivotal role in enriching the narrative and providing depth to the story. Their performances add layers of complexity to the series, highlighting the multifaceted nature of criminal investigations and the individuals involved. From the steadfast leadership of Baek Jun-sik to the analytical prowess of Jung Woo-joo, each character brings a unique perspective that enhances the overall storytelling. The interactions between the main and supporting characters create a dynamic and engaging experience for the audience, making Through the Darkness a standout in the crime thriller genre.
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FAQs
Who plays the lead role of Song Ha-young in Through the Darkness?
Kim Nam-gil portrays Song Ha-young, a profiler in the Criminal Behavior Analysis team at the Seoul Metropolitan Police Agency. His character is dedicated to understanding the minds of criminals, using psychological insights to aid investigations. Kim’s performance captures the complexities of a man grappling with the moral ambiguities of his work.
What is the role of Jin Seon-kyu’s character, Gook Young-soo?
Jin Seon-kyu plays Gook Young-soo, the leader of the Criminal Behavior Analysis team. His character is instrumental in shaping the team’s approach to criminal profiling. Jin’s portrayal exudes authority and wisdom, providing a steadying influence amidst the chaos of criminal investigations.
Who portrays Yoon Tae-goo, and what is her role?
Kim So-jin takes on the role of Yoon Tae-goo, the team leader of the Mobile Investigation Unit at the Seoul Metropolitan Police Agency. Her character is tough, charismatic, and unyielding in her pursuit of justice. Kim’s performance adds a layer of resilience and determination to the series.
Who is Ryeoun, and what character does he play?
Ryeoun portrays Jung Woo-joo, a statistical analyst who joins the profiling team. His character’s expertise in data analysis proves invaluable in understanding criminal patterns. Ryeoun’s portrayal brings a sense of analytical precision and youthful energy to the team.
Are there any notable supporting cast members in the series?
Lee Dae-yeon as Baek Jun-sik, head of the Criminal Division at the Seoul Metropolitan Police Agency.
Kim Won-hae as Heo Gil-pyo, head of the Mobile Investigation Unit.
Jeong Soon-won as Nam Il-young, the youngest member of the Mobile Investigation Unit.
Gong Sung-ha as Choi Yoon-ji, a journalist from online media Fact Today.
Kim Hye-ok as Park Young-shin, Ha-young’s mother.