Captain America: The First Avenger Flagg's Uncle Sam recruitment poster from World War I and J. Howard Miller's "We Can Do It!" poster from World War II. The soundtrack album for "Captain America: The First Avenger" includes the original score by Alan Silvestri, as well as an original song, "Star Spangled Man", with music composed by Alan Menken and lyrics by David Zippel. The soundtrack was recorded at Air Studios in London and released by Walt Disney Records on July 19, 2011. At the 2010 San Diego Comic-Con International, some footage that had been shot in the previous week was shown at the San Diego
Captain America: The First Avenger that phase of the production where money doesn't matter: 'Let's put all the greatest stuff up on the wall and [then later] see what we can afford. The film, he said, will begin "in 1942, 1943" during World War II. "The stuff in the '60s and '70s [comic books] we're sort of avoiding. We're going back to the '40s, and then forward to what they're doing with Captain America now." In February 2010, Johnston stated that the Invaders will appear in "the entire second half" of the film, leading fans to speculate this was the World War II-era Marvel superhero