Guest Stars Chanel Cumming as Grace Ava Cumming as Grace Max Brown as David Goldman Reef Ireland as Luke Donohue Taylor Ferguson as Judith Simon Maiden as Duncan Donohue Ruby Duncan as Molly Phil Taylor as Dry Cleaner Trent Huen as Trevor Yang Kris McQuade as Dawn Roger Oakley as Mike Bryce Hardy as Congregant 4 Dorothy Adams as Congregant 1 James Lau as Wey Yun Angus Hopkinson as Young Luke Portia Prior as Young Judith Amanda Armstrong as Chemist Paul Henri as Policeman Gary Dressler as Congregant 2 Tim O'Dwyer as Congregant 3