Red Nightmare is the best known title of the 1957 Armed Forces Information Film (AFIF) 120, Freedom and You. It was an anti-communist short presented as an educational film about the nature of Communism. The film's chief use was to mold public opinion against communism. The film was later released to American television and as an educational film to American schools under the Red Nightmare title.

Plot

A man takes his American freedoms for granted, until he wakes up one morning to find out that the United States Government has been replaced with a Communist system. The basis for this short film, narrated by Jack Webb, is the alleged Soviet re-creation of US communities for the purpose of training infiltrators, spies, and moles.