The most notable edit was the addition of a brief blackout patch, which was inserted into several scenes to obscure explicit content. This edited version, often referred to as the "blackout patched" version, was intended to circumvent British Board of Film Classification (BBFC) guidelines and reduce the film's overall runtime.

The blackout patched version was not only released in the UK but also exported to other countries, often without clear labeling or disclosure. As a result, many viewers were unaware that they were watching an edited version of the film. This practice has been widely criticized, with some accusing distributors of deliberately misleading audiences.

was filmed on a relatively modest budget of $400,000 and took approximately 28 days to shoot. Romero and his cast, including David Emge, Ken Foree, Scott H. Reiniger, and Gaylen Ross, brought to life a story that followed a group of survivors as they fled Philadelphia and sought refuge in a shopping mall. The film's themes of consumerism, social commentary, and the breakdown of societal norms resonated with audiences and helped establish the zombie apocalypse genre.

The blackout patched version of has become a notorious example of censorship in the horror genre. The edits, which included brief blackouts during scenes of violence and gore, were intended to make the film more palatable to censors. However, many fans and critics argue that these edits compromised the film's artistic vision and diluted its impact.