The brother of Annette Deverell believes only money will help unlock the mystery of who killed his beloved big sister almost 40 years ago.
Australian Community Media's true-crime podcast Annette: Cold Case Unlocked has been examining the suspicions and secrets surrounding the September 1980 disappearance and death of 19-year-old Annette from the small coastal town of Mandurah, south of Perth.
The fourth and final episode of the special investigation begins with a surprising phone call we received about the panel van which retired police detective Jeff Beaman said Annette was last seen in on the night she disappeared.