Guest Stars Alexander Bertrand as Murphy Adrienne Pickering as Nurse Corinne Syddell Shantae Barnes-Cowan as Peggy Alan Dukes as Philip Lachlan MP Sam Parsonson as Hilly Brenden Lovett as Dr. Williams Benedict Wall as Jones Shaka Cook as Sam Frances Djulibing as Ruby Bojana Novakovic as Molly Harry Greenwood as Baxter Natasha Bassett as Nurse Alice Philip Quast as Professor Quentin Ratchett Angus McLaren as Dalgliesh Lucy Velik as Yvonne Julian Garner as St. John Moore Ryan Johnson as Agent Martin Sibylla Budd as Lorraine Carmichael Andrew Ryan as Agent Cartwright Mackenzie Thomas as Emma Carmichael Christina Sankari as Lydia Jack Ruwald as Harry Carmichael Erroll Shand as Lenny Heather Mitchell as Caroline Syddell Socratis Otto as Terry Ryan MP Victoria Haralabidou as Maria Tate Dee as Justin Marley Dee as Justin's Sister Randall Mettam as Corporal Luke Pegler as Nick Alan Flower as Jack Dunne