Police: Suspect No.1: Season 4, Episode 5

4 - 5: Episode 5

Like much of the UK, Humberside Police are facing a rise in crimes involving knives and offences weapons. With access to three complex investigations into violent and disturbing crimes, the Humberside CID team reveal the specialist tactics used to identify and apprehend those responsible, by collecting the evidence and confronting their suspect in the interview room. Can the detectives build a case and bring charges against their suspects?