‘Every single frame was sweated over’: how Becoming Led Zeppelin became the biggest documentary of the year

Entertainment

Bernard MacMahon’s film about the 70s giants took advantage of audience enthusiasm to make a major impact in cinemas – and it’s just the latest in a string of films about the era of classic rock Bernard MacMahon’s film about the 70s giants took advantage of audience enthusiasm to make a major impact in cinemas – and it’s just the latest in a string of films about the era of classic rock Bare-chested swagger, out of control hair, thunderous guitar riffs … the heroes of 1970s hard rock are back,