Detectives: The Trade Secret

Yoo In-na, Defconn and a team of experts lead this journey into the world of private investigators, with re-creations of cases and tips for viewers.

Starring

• Yoo In-na
• Kim Poong
• Defconn

If you liked this

• Trust Me: The False Prophet (2026)
• Death of the Pastor's Wife (2026)
• Buzzfeed Unsolved: True Crime (2016)
• Conversations with a Killer: The Jeffrey Dahmer Tapes (2022)
• The Idaho Murders: College Nightmare (2026)
• Drugs, Inc. (2010)

Cast, images, recommendations and audience score from TMDB