The mysterious death of a hotel maid draws Harrow into a dark world of espionage and assassination, while Nichols edges closer to catching Harrow's wayward son James.

Cast: Ioan Gruffudd, Jolene Anderson, Darren Gilshenan, Damien Garvey, Ella Newton, Hunter Page-Lochard, Faustina Agolley, Miriama Smith, Harrison Gilbertson, Diana Glenn, Tim Ross, Hugh Parker, Jing-Xuan Chang, Sophia Emberson-Bain, Sara Wiseman