Guest Stars Dylan Hare as Lachie Hooper Jonathan Lagudi as Oscar Aruzzi Max Mayer-Rayment as Tom Macklin Cassandra Sorrell as Cindy Yoo Bailey Spalding as Sophie Chalcott Charlotte MacInnes as Erica Payton Toby Truslove as Jordan Makepeace Georgie Oulton as Anna Marta Kaczmarek as Dima Orla Saphron as Alex Abby Dorrian as British Reporter Robbie Durrant as D.S. Steve Metcalfe Lawrence Ola as Fisherman Shaun Martindale as Forensic Pathologist Danny Kelaita as Kayaker Marisa Beaumont as Flight Attendant Christine Snell as Sick Woman Alexander Simon as Heavy Set Man Damon Manns as Detective Constable Ayomide Moon as Murder Suspect Chloe Delle-Vedove as Young Girl