Silent Witness: Season 18, Episode 6

18 - 6: Protection, Part Two

Daniel Garvey is found dead in his car. Social worker Louise fears that he may have been killed by his 16-year-old stepson Kevin, who has just come out of care.

Nikki, Jack and Thomas focus in on Lizzie Craddock's movements on the night of Barge's murder. Jack and DI Gina Conroy discover Lizzie's last known location but fear what they may find there.

Louise comes under further pressure when she is forced to make a call on whether a sick child, Ricky Mansfield, is being abused by his parents.