[2] When originally broadcast, an associated website simultaneously published additional "clues" — images and video clips — evidential material and records of interviews from the fictional world of the story.
It emerges fairly early that the boy was his son from an extra-marital affair which is not quite over; the weapon used was an up-market torch (US:flashlight) identical to one he owns but can no longer locate.
Not content to let the police do their work, and becoming increasingly frustrated at being questioned repeatedly, he tries to prove his innocence but only makes matters worse, goaded on by a well-meaning but obtuse fellow-tradesman.
The film is set in northern Queensland, with its characteristic tropical architecture and weather, laissez-faire attitude to security and vast swathes of bushland.
Denette Wilford of The Huffington Post has stated: "As for Secrets & Lies, so much great stuff is happening on this show – the writing, the directing and the acting; it manages to be completely authentic without trying too hard.