Seventeen-year-old Anton Hyman vanished from the streets of West London in March 2004 and was found dead in the River Brent the next day. The brutal attack — involving stabbing, a gunshot, and severe beating — left investigators believing the killing was targeted, not random. In this episode of Grim & Guilty, we break down Anton’s final hours, the chilling unanswered questions, and why his murder remains unsolved more than two decades later.