Silent Witness

9PM, BBC1

Another two-part story begins with Nikki examining the body of estate agent Karen Sawyers, who has been found stabbed to death on her kitchen floor. In a flowerbed outside,

Jack finds a mobile phone belonging to the victim’s husband, Peter – and with no sign of him anywhere in the vicinity, hubby immediately becomes the number one suspect. Back at the lab, Clarissa enlists husband Max (Liz Carr and Daniel Weyman, right) to help her to follow the forensics trail, which is soon leading the team to a shady cosmetic surgery clinic…