Guest Stars Jack Greenlees as Sam Barclay Ruth Sheen as Pat Chauncey Natasha O'Keeffe as Charlotte Campbell Emma Fielding as Katya Upcott Stephen Hagan as DCI Richard Murphy Kitty Reed as Yasmin Weatherhead Christian McKay as Inigo Upcott Tupele Dorgu as Midge Greenstreet Jack Donoghue as Gus Upcott Luke Norris as Phillip Ormond James Nelson-Joyce as Pez Pierce Ellise Chappell voices Kea Niven Kevin Bishop as Wally Cardew Liza Sadovy as Mariam Ewan Bailey as Nils De Jung Jacob Abraham as Josh Blay Maya Kelly as Flavia Upcott Rebecca Ineson as IBH Fan John Waite as Tour Guide
