CGI film based on the Ultramarines, bit of a who's who cast with John Hurt, Terence Stamp, Sean Pertwee, Donald Sumpter and Steven Waddington.
http://stagevu.com/video/zxdybwasdtzw
Will happily turn geek and discuss how easy it is to kill a Marine, now if only they had used some Guardsmen. They would have been finished in 5 minutes and back home in time for tea and crumpets.
http://ultramarinesthemovie.com/
web site
And for the old 40k geeks like me it available on torrent