In the early Eighties, the world witnessed Iron Maiden on a Promethean quest for fire, driven on a soul level to deliver “Run to the Hills” and “The Trooper” to humanity. But within a few years, they were exhausted from constant touring with occasional bickering. A new documentary depicts how bad it got, with singer Bruce Dickinson pleading with manager Rod Smallwood for fewer tour dates, saying, “You can’t restring a voice.” Ultimately, Dickinson and guitarist Adrian Smith both quit for these