a documentary shot during a five-year span by two metalheads
a fast-paced and often very funny look at heavy metal through the eyes of not-quite-reformed headbanger Sam Dunn (who co-directed along with Scot McFadyen and Jessica Joy Wise)
a history of heavy metal music by a lifelong Canadian fan, Sam Dunn, who grew up to become an anthropologist
an engaging, entertaining little documentary revolving around lifelong metalhead Sam Dunn's efforts to determine why the genre has never fully been embraced by the mainstream