G. Wood played the same role as General Hammond in the film and the first three episodes of the TV series.
During the filming of the film, Elliott Gould and Donald Sutherland went to the film company to complain that Altman had given too many roles to those little supporting actors. They demanded that the company should fire Ultraman, but the company did not agree to do so.
After watching the final edited version of the film, the screenwriter Radner Kobayashi found that his script was used very little, so he rejected the film entirely.
In the film, the beer the surgeons drank was blue ribbon beer, which was specifically requested by the sponsor.
In the paragraph where the subtitles began to appear, there was a paragraph stating that the location was in North Korea, which was added at the insistence of the film company.
Robert Altman selected many unknown actors. When the opening captions appeared on the cast and crew list, first a few well-known actors, followed by "introduction".
Robert Altman's 14-year-old son Mike Altman wrote the lyrics for the theme song for the film, and he also made more money from the film than his father.
Robert Altman originally wanted Elliott Gould to play Duke Forest, and at Gould's request, he got the role of Chip John
.
