Guest Stars James Clack as Young Martin Jake Curran as Padraig Pearse O'leary Izabella Urbanowicz as Rosie Demarczyk Françis Renaud as Paul Capoue Héléna Soubeyrand as Clothilde Nathaniel Spender as Young Jean Vincent Riotta as DCI Tom Kendrick Kirsty Dillon as Lorraine Itoya Osagiede as Efe Obriorah Andrew Whipp as Gareth Will Brown as Building Manager Petrice Jones as Tavoris Harry Rafferty as Bent Albie Marber as Nelson's Messenger
