Peter A. Dowling Creator, Writer, Executive Producer Martin Compston RSO Clay Brody Actor Jing Lusi DS Hana Li Actor Sarah Junillon Agent Liv Lewis Actor Isaura Barbé-Brown DCM Cece Redding Actor Glenn Wrage Craig Stewart Actor Jonathan Aris John Tennant Actor Jacqueline Boatswain Prime Minister Actor Trevor White US Ambassador Ronald Tillman Actor Cash Holland Agent Ruth Banks Actor Steph Lacey Megan Campbell Actor Lex Shrapnel SSG O'Hanlon Actor Guy Williams Air Marshal John Johnson Actor Tibu Fortes Perry Lambert Actor Tom Forbes Fox Actor Lesley Sharp DG Madeline Delaney Actor Nicholas Rowe DSEC Alex Peterson Actor Lucy Newman-Williams Mary Stewart Actor Tom Ashley Noel King Actor Michael Epp Sergei Vostok Actor Kieron Hawkes Director Jingan Young Writer Lachlan MacKinnon Executive Producer Julie Gardner Executive Producer Chris May Producer