 This film by Orson Welles, was restored by a group in Chicago in 1991/2.   The film was transferred to, and enhanced in video, (D1 format) retaining it  as black and white.  The audio was completely rebuilt, including the score,  in Stereo Surround.  All dialogue, however was original.  This was a problem  as some of the dialogue was distorted and unintelligible.  John Fogelson,  editor, was a major supervisor of the project.  Ed Golya, Lorita DeLacerna,  and Steve Wilke, were digital editors.  And Ed Golya remixed the soundtrack.  The process took 9 months. It was purchased for distribution by Castle Hill,  and taken to New York where it went through another transformation before  release.  Unintelligible dialogue was replaced with sound