The series ends, quite maddeningly, with a cliffhanger. When the story was first brought to producer Michael Mann, he said he thought the best way to tell the story was as a weekly series. He said he considered doing it as a feature film or a made for television movie as well. The theme music used for the series was an updated version of the hit song "Runaway" recorded by the original singer Del Shannon. The character of Ray Luca (Anthony Denison) is based upon Chicago mobster ...[Read Story ]