Season 4

Police mount urgent searches for two vulnerable autistic young men. Eighteen-year-old Matthew has missed his usual bus home, while 29-year-old Luke has disappeared from his care home.

Police concern mounts for two men at risk of exploitation. Fifty-eight-year-old Gavin has vanished after giving away money, while a student has disappeared after joining a mysterious church.

No overview available.

Police hunt for two missing women who are both at risk of harm from abusive ex-partners.