Rainbird on 11 November 2010
By the way, Rockstar tweets it's a mix of gameplay and cinematics.
RockstarGames Rockstar Games
Today’s 1st L.A. Noire trailer is made 100% from in-game footage. Combo of gameplay & scenes. http://bit.ly/bRO89w#LANoire
I'm guessing there is some interrogation gameplay in the trailer then, which makes all the outstanding facial animations a part of the game, and not just something we find in cinematics. Hurray! 
