Aboriginal and Torres Strait Islander readers are advised that this story contains video, voices and images of deceased persons.
More than six years in the making, and something of a detective story, the seed for the documentary was planted when filmmaker Alec Morgan contacted Onus with a strong hunch that a nine-minute black-and-white silent film he’d discovered in the National Film and Sound Archive was made by Onus’ grandfather, William ‘Bill’ Onus.