When a pizza delivery driver is shot dead in south London, a tenacious detective goes after the people traffickers behind his murder and unravels a conspiracy that goes to the top.
Starring Carey Mulligan, Vineeta Rishi, Rob Jarvis, Nathaniel Martello-White, Ben Miles, John Simm, Billie Piper, Hayley Squires, Nicola Duffett, George Georgiou