Silent Witness

The death of an elderly woman found in a cave has the Lyell team asking what drives a person to murder someone so vulnerable. A new boss at the Lyell riles Jack.

After the discovery of the bodies of more elderly people, the team begin to suspect that a serial killer is at large, preying on the lonely and vulnerable.

When a man is found bludgeoned by a hammer, the Lyell are drawn deep into a conspiracy involving local government.

After another hammer attack, the Lyell team start uncovering connections to a conspiracy involving local government.

A barrister goes missing after an altercation with a biker. When parts of her start turning up, the investigation begins.

After a gruesome parcel arrived at the barrister's office, the case takes a turn when a suspect disappears after questioning.

When a mysterious contagion starts to spread on a flight from Mumbai, at 30,000 feet Dr Nikki Alexander must race against time to contain a deadly illness.

When more passengers become infected on the plane, Nikki and the Lyell team must work to uncover the truth and find a cure before it's too late.

When six people are slaughtered by an unknown gunman, Nikki and Jack must work against the clock to find the shooter. Can they find him in time before he kills again?

The Lyell team investigate another gruesome murder, and the identity of the shooter at the restaurant leads to an unsettling discovery.