Just Jared has posted the first pics of actual filming on director Jon Favreau’s Iron Man (Spoiler ahead!):
Gwyn and Downey’s passionate kiss was filmed on Thursday at the Walt Disney Concert Hall in Los Angeles. Terrence Howard also stars in this film as Stark’s confidant. Iron Man arrives in theaters on May 2nd, 2008.
Hit the link above to view the pics.
Source: Just Jared