Voice of a Murderer

One day, the only son of famous news anchor HAN Kyung-bae, disappears without a trace. Soon, the kidnapper calls the mother demanding a $100,000 ransom. The police assign a veteran inspector to the case and assemble a top-notch task force to work under his command. But the kidnapper constantly outwits the police and continues calling the parents with yet more instructions for the money drop.

Voice of a Murderer is a 2007 drama mystery movie directed by Park Jin-Pyo, starring Sul Kyung-gu, Kim Nam-ju, Kim Yeong-cheol. It holds an IMDb rating of 6.7/10 from 2,330 votes and runs 2h 2m.