Script development took over a year. In the end, Doug Taylor re-wrote 80% of the script because the original story was considered too similar to the "Lord of the Rings" trilogy.
Production of the computer-generated imagery was convoluted and problematic. Uwe Boll claims he had to fire several different CGI providers who had outsourced their jobs to lower-quality studios that worked for less money.
The "medicine" Merick gives Farmer was actually tea mixed with ketchup. Uwe Boll purposely concocted the mixture to get a disgusted reaction from Jason Statham.
Kevin Smith and Juliette Lewis were filming Catch and Release (2006) on an adjoining set and came to visit the neighboring production. Burt Reynolds said he saw them steal two boxes of Krispy Kreme donuts. But the rest of the cast didn't mind because they much preferred Dunkin' Donuts.
The first public cut of the film was completed eight hours before screening. Uwe Boll personally flew the movie from Vancouver to Los Angeles.