Never got into the story
Hollywood was always looking for ways to exploit the Cold War. That led to The Fourth War where Roy Scheider is a U.S. army colonel conducting his own personal war crossing over the border into Czechoslovakia to take on a Russian officer Jurgen Prochnow. That’s supposed to provide the drama, tension and action, but I just thought it was too hokey. It only got worse as the movie progressed.
The movie title "None," available on Prime Video, has received an average rating of 3.8 from 80 reviewers. 
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 {"Subtitles": ["None available"], "Directors": ["Frankenheimer", "John"], "Producers": ["Harold Jack Bloom", "Sam Perlmutter", "Robert L. Rosen", "Wolf Schmidt", "Frank Spolar", "William Stuart"], "Starring": ["Roy Scheider", "Jurgen Prochnow"], "Studio": ["Action"]}

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