▁with ▁four teen ▁st olen ▁diam onds , ▁following ▁the ▁death ▁of ▁his ▁father ▁and ▁as ▁the ▁war ▁with ▁the ▁United ▁States ▁is ▁near ing ▁its ▁end , ▁the ▁series ▁is ▁a ▁reference ▁to ▁the ▁negative ▁and ▁dark ▁side ▁of ▁London ▁in ▁ 1 9 th ▁century , ▁among ▁them ▁the ▁political ▁and ▁business ▁cor ruption , ▁the ▁gang s , ▁the ▁mis ery ▁of ▁the ▁working ▁class , ▁the ▁increase ▁of ▁wealth ▁of ▁the ▁rich , ▁etc . ▁ ▁Krist of fer ▁Ny holm ▁and ▁Anders ▁Eng ström ▁each ▁directed ▁four ▁episodes ▁of ▁the ▁first ▁series . ▁Max ▁Rich ter ▁composed ▁the ▁score . ▁ ▁The ▁series ▁has ▁received ▁generally ▁fav ou rable ▁reviews , ▁with ▁critics ▁pra ising ▁Hard y ' s ▁performance , ▁visual ▁presentation , ▁and ▁p acing . ▁Two ▁more ▁series ▁are ▁planned . ▁ ▁Cast ▁ ▁Main ▁ ▁Tom ▁Hard y ▁as ▁James ▁Ke zia h ▁Del an ey , ▁Hor ace ▁Del an ey ' s ▁son ▁ ▁Leo ▁Bill ▁as ▁Benjamin ▁Wil ton , ▁a ▁records ▁officer ▁with ▁the ▁East ▁India ▁Company ▁ ▁Jess ie ▁Buck ley ▁as ▁Lor na ▁Del an ey ▁( née ▁Bow ), ▁Hor ace ' s ▁wid ow ▁ ▁O ona ▁Chap lin ▁as ▁Z il pha ▁Ge ary ▁( née ▁Del an ey ), ▁James ▁Del an ey ' s ▁half - s ister ▁ ▁Stephen ▁Graham ▁as ▁Att icus , ▁an ▁under world ▁inform ant ▁to ▁Del an ey ▁ ▁Jefferson ▁Hall ▁as ▁Thor ne ▁Ge ary ,