Guest Stars John Dagleish as Felix Adrian Edmondson as Denys Porlock Ben Schnetzer as Young Mike Evans Lan Xiya as Tang Hongjing Deng Qiaozhi as Lei Zhicheng Yu Guming as Yang Weining Benjamin Jia as Lead Operator Eve Ridley as Follower Kevin Eldon as Sir Thomas More Tom Wu as Count of the West Hon Ping Tang as Sentry 1 Shalini Peiris as Colleague Carlotta Banat as Olivia Ali Noorani as Dr. Chowdhury Ami Tredrea as Scientist Kerena Jagpal as Eva Lokky Lau as Engineer Russell Yuen as Emperor Zhou Rhys Bevan John as Researcher
