Brad Pitt is one actor who has always made headlines for his changing hairstyles and of recent he has dyed his hair grey for his upcoming movie 'War Machine'.
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The 'Fury' star was spotted on set in London sporting grey hair and the 'rugged soldier' look in grey army camos and combat boots to complement his role, which has been modeled after Stanley McChrystal, the controversial general who commanded U.S. armed forces in Afghanistan, E! Online reported.
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The Netflix original is inspired by Michael Hastings' memoir The Operators: The Wild and Terrifying Inside Story of America's War in Afghanistan in which he recounts various stories from his experiences overseas.