资料导读
《重金属之旅》电影档案。发行年份为2005年。导演记载：Sam Dunn、Scot McFadyen、Jessica Joy Wise。
剧情记录：【英文原文：暂缺中文简介】
The film discusses the traits and originators of some of metal's many subgenres, including the New Wave of British Heavy Metal, power metal, Nu metal, glam metal, thrash metal, black metal, and death metal. Dunn uses a family-tree-type flowchart to document some of the most popular metal subgenres. The film also explores various aspects of heavy metal culture.
阅读线索：将剧情记录与演职员表、发行日期及类型条目对照，可区分故事内容与作品的制作、发行资料。
