Guest Stars Tessa Wong as DC Chloe Tan Lewis Kirk as Louie Natalie Dew as Aliza Clarke Harry Michell as Rhys Edwards Joseph Arkley as Gregory Knox Gemma Dyllen as Yvonne Flynn Sam Hoare as Ed Polczynski Angus Wright as Anthony Reed Amy Conachan as DC Erin Foster Bodhi Rae Breathnach as Grace Flynn Archie Costelloe as Georgie Flynn Ocean M. Harris as Lee (Armed Officer) Gerard Monaco as Gerard (Studio Engineer) David Yip as Ambassador Xian Xiaodong Sandra James-Young as Doctor