You can already see a preview of the trailer of "Valkyrie«, The new work of Bryan Singer, which features performances by by Tom Cruise, Kenneth Branagh, Carice van Houten and Terence Stamp, among others.
The film tells the story of "Operation Valkyrie", a plot that nearly killed Adolf Hitler in the middle of World War II, a mission that later failed. I know premieres in the United States on June 27, 2008.
http://www.youtube.com/watch?v=DS1Fwhu9fxk