The Mutant Chronicles universe was first a Pen and Paper role-playing game published by Swedish game studio Target Games. There were also several boardgames, a set of tabletop wargaming rules (with associated lines of miniatures), as well as comic books.
When Brother Samuel is going through the files on the soldiers going on the mission he mentions that Valerie Duval has 61 kills but the roman numerals in her file indicate 'XLI', which in fact means 41.
The bead on the radar drastically changes position from one shot to the next, when the team's transport is being attacked by the mutant flown civilian craft.
What are the differences between the Director's Cut and the R-Rated Version?
A
Normally the Director's Cut is a longer version of a movie. In this case it isn't. The Director's Cut misses 16 scenes which slowed the movie down a bit. The movie is getting faster but not necessarily a lot different. A detailed comparison between both versions with pictures can be found here.