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 Convention Center. The first television advertisement aired during Super Bowl XLV on the Fox network in the United States. Paramount paid $3 million to run the 30-second advertisement. The first full trailer was released in March 2011. In May 2011, the USO girls from the film performed aboard the at the Intrepid Sea-Air-Space Museum as a part of the 2011 Fleet Week celebration in New York City. In June 2011, Dunkin' Donuts and Baskin-Robbins teamed with Marvel to search for real-life super-soldiers. The contest sought nominations for veterans or active U.S. servicepersons making a difference where they live or serve.