Efforts to preserve and make the film available have been made by institutions such as film archives and museums. These organizations often provide a framework for accessing and understanding the film in a responsible and contextualized manner.
The film's cinematography, handled by Tonino Delli Colli, is stark and unflinching, capturing the gruesome and disturbing nature of the events unfolding on screen. The use of long takes, close-ups, and medium shots creates a sense of intimacy and immediacy, drawing the viewer into the nightmare world of the film.