Shaun Evans John Hughes Actor, Executive Producer Nikki Amuka-Bird Simone Grant Actor Romola Garai Claire Wardly Actor Zahra Ahmadi Mehreen Askari Evans Actor Anthony Flanagan Chris Beeston Actor Omid Djalili Qasem Asadi Actor Gamba Cole Rudy Kember Actor Matthew Tennyson Greg Taylor Actor Raphael Zari Hossein Chalabi Actor Ben Lambert Martin Leonard Actor Georgina Rylance Penelope Thomas Actor Agni Scott Dr. Helen Stratakis Actor Aidan Rivers Jordan Ainsworth Actor Paddy Rowan Wesley Ewen Actor Corin Silva Karlson Griffiths Actor Kate Fitzgerald Kathleen Hughes Actor Julian Jarrold Director David Eldridge Writer, Producer Irma Inniss Producer Tom Leggett Producer Damien Timmer Executive Producer