The culture ministry withdrew permission for British director Armando Iannucci's film, which satirises the death of the dictator, on Tuesday after Russian officials labelled it offensive and "extremist."
As Globes mark cinema's successes, audiences shy away
But Moscow cinema Pioneer, named after the Soviet youth organisation, decided to go ahead with its screenings of the film.
Reports of the cinema's planned defiance led the culture ministry on Thursday to warn movie houses they will bear "legal responsibility" for showing the film.
'Padmaavat' cleared for release in Pakistan
On Friday, six policemen accompanied by a group of men in civilian clothing went to the cinema following a matinee screening of the film, and at one point held an administrator and other cinema employees behind closed doors.
Asked by an AFP reporter why they were there, the policemen repeatedly refused to give an answer. "We just wanted to go to the cinema at lunch," one said.
COMMENTS
Comments are moderated and generally will be posted if they are on-topic and not abusive.
For more information, please see our Comments FAQ