Guest Stars Faye Marsay as Blue Colson Kelly Macdonald as Karin Parke Benedict Wong as Shaun Li Elizabeth Berrington as Jo Powers Vinette Robinson as Liza Bahar Esther Hall as Vanessa Dahl Ben Miles as Tom Pickering Adrian Lukis as Home Secretary, Alex Wallis Leonie Elliott as Fiona, Clara's Flatmate Duncan Pow as Garrett Scholes Thomas Dominique as Roadie Joe Armstrong as Nick Shelton Katherine Kingsley as Dana Costello Holli Dempsey as Clara Meades Imogen Daines as MRI Technician Anita Anand as News Anchor Charles Babalola as Tusk Matheus Mirek as Delivery Man Faiza Shaheen as Pundit Jeremy Booth as Dog Walker Reon Smith Marshall as Aaron Sheen Ziggy Heath as MRI Doctor Cecilia Noble as Dame Patricia Lamarr Jonas Karlsson as Rasmus Sjoberg Robin Pearce as Harry Barclay Michael Bott as Inquiry Officer James Larkin as Simon Powers Matt Forde as Pundit Jane Bertish as Head of MI5 Georgina Rich as Tess Wallender Tom Ashley as Paramedic
