This episodes features a mother's nightmare: her 14 year old daughter goes missing for the fourth time; the cruel irony of Colin's lifelong search for his father; and the investigation into Bill Rudge takes a sinister twist.

Secrets are revealed as a mother confronts her painful past; we meet Suzannah, 9 months pregnant and desperate to find her runaway husband; and the call that Wendy has been waiting for three years.

This episode features the night the sweet 16 year old never came home; the search for a woman called Talei Pless who's been missing for 9 years; and how the love for a lost son helped two mothers find each other.

A distraught dad does his best to cope as this mother of four simply vanishes; a race against the clock as a young man goes missing; and a cold case hots up as they prepare to question the woman they think is Talei Pless, who had been missing for 9 years.

A devoted wife is shattered as her husband disappears without a trace; a brother puts his life on hold to track down his sister who vanished three months ago; and on the river as the search for man overboard Michael goes on, his distraught family continues to pray.

This episode features Jackie's thirty-year search for her missing mom, and now three generations feel the heartache; a real mystery a 70-year old woman disappears without a trace; and in the case of missing husband Ronald, is this the news that wife Cathy has been waiting for?

What ever happened to Lynette - now after 34 years are police finally about to solve the mystery; the race to find Gavin, a schoolboy living on the streets; and in the case of missing Victoria mom, Veronica Green, could another child be the answer to solving this heartbreaking case?

14-year old missing schoolboy Gavin came home, but not for long; the desert search for David Halls; after a fight over a mobile phone, Jackie's twin sister Julie vanishes without a word.

The disappearance of David Halls - after three weeks of scouring the outback, there's now a glimmer of hope; the four year old mystery of missing student Niamh May; the bizarre disappearance of Kevin O'Connor.

This episode features the case of missing mom and investigates Jeannette's final text message; the bizarre conclusion to the disappearance of Kevin O'Connor missing for 8 days; and who can forget Colin's heartbreaking 40-year search for his dad?

This episode features the case of the missing schoolgirl - but there's another reason why 15-year old Natasha disappeared; and the unexpected conclusion in the case of the unidentified human bones.