Justin Kurzel Director, Producer Caleb Landry Jones Nitram Actor Judy Davis Mum Actor Sean Keenan Jamie Actor Essie Davis Helen Actor Anthony LaPaglia Dad Actor, Executive Producer Annabel Marshall-Roth Real Estate Agent Actor Lucy-Rose Leonard Woman Outside Bar Actor Ethan Cook Teacher Actor Phoebe Taylor Riley Actor Conrad Brandt Doctor Actor Shaun Grant Screenwriter, Producer Nick Batzias Producer Virginia Whitwell Producer Nick Forward Executive Producer Paul Wiegard Executive Producer Alice Babidge Executive Producer, Production Design, Costume Design Jenny Lalor Executive Producer Germain McMicking Cinematographer Nick Fenton Film Editing Jed Kurzel Original Music Marni Kornhauser Art Director Quinn Delany-Veldhuis Set Decoration Nikki Barrett Casting