Ready to see Keira Knightley  and Benedict Cumberbatch turn into World War II code crackers? The trailer of the actors' newest release, The Imitation Game, has been released, and it looks as if it will please both wartime-film fans and lovers of good sleuth movies. The project stars Benedict as Alan Turing , the real-life British mathematician who cracked the German Enigma Code and helped the Allies win WWII. The movie also stars Matthew Goode and Downton Abbey's Allen Leech. Catch The Imitation Game when it hits theaters on Nov. 21.