Metal Evolution is the latest production from the team behind Metal: A Headbanger s Journey , Iron Maiden s Flight 666 and Rush s Beyond The Lighted Stage . This 11 part series, which has aired on Sky Arts in the UK, is the biggest and most comprehensive series ever made on the history of heavy metal and hard rock. Using as it s framework the Heavy Metal Family Tree, that was originally created for the Metal: A Headbanger s Journey film, the story starts with the roots and early days of heavy metal and then covers the various sub-genres that heavy metal is evolved into across its more than forty years. The film is presented by metal-head turned anthropologist Sam Dunn who criss-crosses the globe interviewing more than 300 of metal s most revered artists, producers and luminaries to tell you everything you ever wanted to know about heavy metal. And then some.