Silent Witness

A new murder victim forces the team to consider whether a notorious serial killer has resurfaced after 20 years, or if they are dealing with a copycat.

With new evidence, the team give DCI Ford the information she needs for a surprising arrest. Meanwhile, the investigation takes a new turn when the suspect visits his daughter.

The team pieces together the mystery of a man found dead on the shore of the Thames, while the life of a disgruntled criminology professor begins to unravel.

Events continue to spiral at the university, and Cara becomes collateral damage. The riddle of the body in the Thames is solved. A breakthrough in the Cherry case is received from an unlikely source.

A mummified corpse, undiscovered for a year, is found in a flat. The team strive to uncover its identity and are drawn into a murky world of drugs and botched plastic surgery.

The team work to uncover the truth surrounding a death and consider if it's linked to their original body. Meanwhile, DI Torres's investigation reveals things no-one had expected.

The team investigate the death of a Burmese man on a deserted beach, whose young pregnant wife desperately hopes is still alive.

Nikki has a breakthrough and edges ever closer to the truth as they confront a key witness. Who can the team believe and, more importantly, who can they trust?

When eight bodies are discovered below King's Cross Station Museum, the team navigate the past and present to find the identity of the man dubbed 'The King's Cross Serial Killer'.

There are further twists ahead for Nikki, Jack and the team as they work with the police to explore multiple avenues to solve a 20-year-old case.