Guest Stars Ross McCall as Owen Nielssen Co Starring Anya McKenna-Bruce as Daisy Ben Bailey Smith as Joe Gibson Clare Perkins as Lydia Thompson Martin Savage as Reuben Carson Chelsea Edge as Heather Mandip Gill as Sonia Chopra Elizabeth Conboy as US Newscaster 2 Adam Loxley as NCA Investigator 2 Bijan Daneshmand as Masoud Ghorbani Viss Elliot Safavi as Leila Ghorbani-Reza Jo Castleton as Dog Walker Gurkiran Kaur as Library Worker Vincent Shiels as Passport Official