Guest Stars Sam Stockman as DC Emerson Kent Claire Rushbrook as Dr. Caroline Llewellyn Ben Bishop as DC Finley Mansell Hannah Walters as DC Megan Riley Damian Dudkiewicz as Igor Alistair Petrie as Dr. Simon Mortlake Lydia Leonard as Morgan Lamb James Clay as Luke Watney Nakay Kpaka as Blythe Huddart Kieran Bew as Mace Driffield Ria Zmitrowicz as Sasha Lowood Emily Sanderson as Evie Pixley Jason Griffiths as C019 Officer