Guest Stars Pearl Mackie as Alysse Jess Chanliau as Ronnie Buckhurst Georgie Henley as Pensy Adam Silver as Howard Nana Mensah as Billie Appiah Celia Imrie as Margaret "Meg" Roylin Simon Chandler as Sir Merritt Grove Micky Sébastian as Brielle Fournier Antoine Mathieu as Minister of Culture Etienne Guillou-Kervern as Ralsh Alan Mahon as Warren Brigitte Barilley as Karoline Adrien Mubu as Jamil Stéphane Ly-Cuong as Gregoire