Or, just maybe, it's because they don't see much profit in releasing a 1991 movie starring Tom Hulce that only made $93,000 in its domestic release. If you want it, though, there are lots of people selling used copies of the VHS on Amazon.
Not everything is about politics.
A lot of movies that did worse have been released on DVD, I know I’ve been anxious to get The Inner Circle on DVD.
Interesting tidbit, Bob Hoskins is probably the only actor that portrayed both Khrushchev(Enemy at the Gates) and Beria(The Inner Circle) in movies.