Nicholas Irving, former US RANGER Sniper and author of The Reaper is a technical advisor on this project. Irving was nicknamed "the reaper" during his tours of duty in Afghanistan

The poster for this movie erroneously states that this movies from the director of 'Live Die Repeat'". When in fact the name of that movie is actually "Edge of Tomorrow" and "Live Die Repeat" is that movies tagline, interestingly, The sequel to Edge of Tomorrow was retitled to "Live Die Repeat & Repeat" after finding out audience's were more receptive of the tagline than the title. I'm

Towards the middle of the movie, the Iraqi sniper starts to quote a verse from Edgar Allen Poe's the Raven.

Originally, the film was to have a less ambiguous ending with Isaac being rescued and the sniper being killed.