In the Season finale, Harrow deals with his most bizarre autopsy yet, both Dass and Simon finally close in on the truth about who killed Robert Quinn.

A suspicious death at a nursing home causes Harrow to reflect on his own crime, as the investigation into Robert Quinn's murder gains momentum.

While Harrow investigates the accidental death of a young, gay student, Stephanie comes under increasing suspicion regarding the disappearance of Robert Quinn.

While Harrow investigates the deaths of a mother and son in a car accident, the mystery of Robert Quinn's disappearance escalates into a homicide investigation.

Two young travellers are dead and Harrow suspects the involvement of a prominent international businessman - but vested bureaucratic forces confound him at every turn.

Harrow comes to Fern's aid after she unwittingly sells deadly party drugs, leaving a young woman dead and others hospitalised.

When a skeleton is discovered in a suburban backyard, the home owner becomes the prime murder suspect - until Harrow begins to uncover a tragic secret.

A human arm in a dead crocodile leads Harrow and Dass to Far North Queensland, battling crocs and crooks in their pursuit of the truth.

While stalling the river bones investigation, Harrow digs into the case of a woman murdered with a crossbow, coming dangerously close to a thrill-kill murderer.

Brilliant forensic pathologist Doctor Daniel Harrow investigates the apparent suicide of a young woman whose grieving father suspects she was murdered.