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 Angela Pleasence as Louise Iver Tom Beard as Oliver Diggory Daisy Beaumont as Stella Knight William Beck as John Washington Jake Curran as Lee Bysack Georgine Anderson as Cecilia Cade Brian Protheroe as Crispin Wingfield Leah Whitaker as Erica Kent Deddie Davies as Dorothy Cade Morgan Jones as Hotel Manager David Gant as Alexander Zukanov Alexandra Fraser as Daisy / Head of Marketing Department
