Denise Petski Senior Managing EditorEXCLUSIVE: Douglas Smith, who currently stars in the Emmy-winning TNT series The Alienist: Angel of Darkness, has signed with ICM Partners for representation in all areas.The Canadian actor and musician portrays Marcus Isaacson in The Alienist, alongside Daniel Bruhl, Luke Evans and Dakota Fanning.Smith recently portrayed Corey Brockfield in the second season of HBO’s critically acclaimed Big Little Lies.