Captain America: The First Avenger Studios confirmed the latter in May. Ryan Phillippe and John Krasinski were also considered for the role of Captain America. In April 2010, Sebastian Stan, who had been mentioned in media accounts as a possibility for the title role, was cast as Bucky Barnes. Stan is contracted for multiple films. Also in April, Marvel announced that Hayley Atwell had been cast as Peggy Carter, and that the film's name had been changed from "The First Avenger: Captain America" to "Captain America: The First Avenger". The next day it was reported that Joss Whedon would be rewriting the script as part
Captain America: The First Avenger Times Square on April 23, 2011. The film features nearly 1,600 visual effects shots, which were split between thirteen different companies. To achieve the appearance of the skinny, pre-serum Steve Rogers, director Joe Johnston stated that he used two major techniques: Captain America's shield, which serves as both a defensive tool and a weapon, came in four types: metal, fiberglass, rubber, and computer graphics (CG). Prop master Barry Gibbs specified that "We had the 'hero shield,' which was made of aluminum, for our beauty shots [and] close-up work. We then created a lighter shield that was aluminum-faced with a fiberglass