Hailing from Los Angeles and formed in 1983, Megadeth is considered one of Americas most important heavy metal bands. Founded by ex-Metallica member Dave Mustaine, along with bassist David Ellefson, these pioneers of the U.S. Thrash metal movement rose to international fame in the 80's. Sited as one of the "big four of metal" alongside Slayer, Metallica and Anthrax, Megadeth have enjoyed sales of over 28 million albums worldwide. Megadeth is known for its distinctive technical instrumental style that not only endears them to their massive legions of metal fans, but has also earned them six consecutive albums being certified platinum or multi-platinum in North America. This musical documentary contains rarely seen interviews, stories and live clips.