Yadang: The Snitch

Yadang: The Snitch (Korean: 야당) is a 2025 South Korean crime drama film directed by Hwang Byeong-guk. The film follows broker Lee Kang-soo (Kang Ha-neul), ambitious prosecutor Koo Gwan-hee (Yoo Hae-jin), and relentless narcotics detective Oh Sang-jae (Park Hae-joon) as their clashing motives intertwine in a high-stakes drug investigation. The cast also includes Ryu Kyung-soo and Chae Won-bin. The film was released in South Korea on April 16, 2025 by Plus M Entertainment. It grossed $24.5 million worldwide on a $9.5 million budget, becoming the second-highest-grossing South Korean film of 2025.