For years, the "Uncut and Uncensored" version was an underground legend, often only found via grey-market imports or digital piracy. Japan's "X" Version:

The uncut version usually has a runtime of approximately . Many edited versions, particularly those released in the UK or the US "R-rated" cut, run closer to 99 or 100 minutes .

During the sequence where Milos assaults a female crew member who is fitted with a dental gag:

Beyond content, there is a technical difference. Many bootleg "uncut" versions are sourced from poor-quality Serbian promo DVDs. However, the official uncut Blu-ray (Unearthed Films, 2011) features a color grading that is significantly darker and more desaturated than the cut theatrical prints. The Danish and Spanish cut versions have a higher gamma, making the blood look pink and the shadows grey. The uncut version uses deep blacks to obscure texture but not action—a deliberate choice by Spasojević to mimic the look of 1970s Italian giallo films.