

In 1986, the quiet Perth suburb of Willagee hid a secret darker than anyone could imagine.Behind the door of 3 Moorhouse Street, David and Catherine Birnie lured young women into what looked like an ordinary home — but it was a house of torture and death.Over just four weeks, four women vanished: Mary Neilson, Susannah Candy, Noelene Patterson, and Denise Brown. Each was trapped, brutalised, and murdered. The Birnies thought no one would ever know.Then came Kate Moir — a 17-year-old who escaped barefoot into the night and ended a month-long killing spree that shocked Australia.This multi-part investigation traces the childhoods, crimes, and psychology of Australia’s most infamous killer couple — and the survivor whose courage brought them down.Featuring real court records, survivor accounts, and archival reporting from ABC News, The West Australian, Crime Investigation Australia, and Casefile True Crime.
In 1986, the quiet Perth suburb of Willagee hid a secret darker than anyone could imagine.Behind the door of 3 Moorhouse Street, David and Catherine Birnie lured young women into what looked like an ordinary home — but it was a house of torture and death.Over just four weeks, four women vanished: Mary Neilson, Susannah Candy, Noelene Patterson, and Denise Brown. Each was trapped, brutalised, and murdered. The Birnies thought no one would ever know.Then came Kate Moir — a 17-year-old who escaped ...