Bradley Murdoch was found guilty of killing British backpacker Peter Falconio. But other suspects and crucial CCTV leave the verdict in doubt.

The re-investigation begins with a close look at the defence files of convicted murderer Bradley John Murdoch, the crime scene, the forensics, and the witnesses. Some of the evidence doesn't add up.

A closer look at crucial DNA evidence raises serious questions about this controversial crime. But are the doubts enough to re-open the case?

The detailed re-examination of the Falconio murder case continues with a close look at girlfriend Joanne Lees, the sole eyewitness to the night's events, including previously unseen video footage.