2 more that are really good (recommended over in OT land)
Severance http://www.imdb.com/title/tt0464196/
"When a weapons multi-national Palisade Defense reward their European sales division with a team-building weekend in the mountains of Eastern Europe, comedy blends with horror as the team fight first amongst themselves, and later for survival against a group of war-crazed killers intent on revenge."
Lucky Number Slevin http://www.imdb.com/title/tt0425210/
"A case of mistaken identity lands Slevin (Josh Hartnett) into the middle of a war being plotted by two of the city's most rival crime bosses: The Rabbi (Ben Kingsley) and The Boss (Morgan Freeman). Slevin is under constant surveillance by relentless Detective Brikowski (Stanley Tucci) as well as the infamous assassin Goodkat (Bruce Willis) and finds himself having to hatch his own ingenious plot to get them before they get him"
also saw Click - it wasn't too bad, I enjoyed it.