At the Dawn of Heavy Metal, the sun rose to the beat of Lee Kerslake's drums. Through his halcyon days with Uriah Heep, his controversial times with Ozzy Osbourne and his potentially career ending illnesses, this film follows Lee as he attempts to overcome his greatest obstacles. It celebrates his immortal music, but also his courageous confrontation with his own mortality. The film features rock icons from bands like Uriah Heep, Def Leppard, Ozzy Osbourne, KISS, Deep Purple and Black Sabbath. This is Lee's tribe, and they come together for him in his final triumphant years.