<P> Principal photography began in August 2011 in Louisiana . On November 22, 2011, a crew member died in an accident at a New Orleans warehouse that was serving as a soundstage for the production . The incident happened while crew members were changing out a set . The battle on the Himalayas was shot in a New Orleans warehouse previously used to build NASA rockets, that had been fitted with a green screen wall at a very steep angle with a lot of rigging above to swing the stunt people through . </P> <P> Fort Pike in Louisiana stands in for Fort Sumter in South Carolina as the site of the climactic summit meeting of the leaders of nuclear - armed countries . </P> <P> Retaliation had 700 visual effects shots, which were mostly handled by three effects companies . Visual effects supervisor Zachary Kinnery declared that while the visuals aimed for the "big and bold" typical of the franchise, Retaliation would be the first to attempt "a bit more of that gritty realism ." The major part of the effects was given to Digital Domain, which for 227 effects created digital vehicles and aircraft that had to "look fantastic but which are also plausible", given they had to match practical models, the Zeus satellite and a sequence where Zartan shows his nanomite - related disguise to the president - done with the same head replacement software developed for The Curious Case of Benjamin Button and Tron: Legacy . Industrial Light & Magic made the London destruction, a digital White House, and the mountain sword fight, which had computer - generated backgrounds and digital augmentation of the stunt people's performance . Method Studios was responsible for the desert attack, Firefly's explosive bugs, and the malfunction on the underground prison . Saints LA handled minor effects such as compositing and news graphics . </P> <P> The film's score was composed by Henry Jackman . A soundtrack of the score was released in April 2013 . </P>

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