Carmen Ejogo Lorna Gibbons Actor Eve Best Juliet Lonsdale Actor Imogen Faires Grace Gibbons Actor Nicole Lecky Gigi Actor, Writer, Executive Producer Sophie Winkleman Frances Actor Katarina Cas Jelena Actor Hayat Kamille Maryam Actor Isabelle Allen Jocasta Actor Tara Webb Noori Actor Nathaniel Martello-White Steven Gibbons Actor James Murray Raef Lonsdale Actor Jason York K Rizz Actor Daniel Lapaine Daniel Actor Sandra James-Young Claudia Actor Richard Dillane Guy Hawkeridge Actor Anna Francolini Ms Cayman Actor Chloe Sweetlove Tallulah Actor Sonita Henry Detective Khan Actor David Rintoul Edgar Akerly Actor Archie Barnes Arthur Lonsdale Actor Hugh Quarshie Jeremy Trevy Actor Anders Hayward Police Officer Charlie Actor Samuel Edwards Mark Actor Amelia May Allegra Lonsdale Actor Anna Brindle Young Lorna Actor Jessica Emens Emma Actor Angela Sari Trina Actor Will Bagnall Jacob Actor Mia-Nicole Alexander Mia Gibbons Constable Actor Craig Holleworth Executive Producer Elizabeth Kilgarriff Executive Producer Toby MacDonald Executive Producer, Director Lisa Walters Executive Producer Ado Yoshizaki Cassuto Producer