6.9 Soaring Highs and Brutal Lows: The Voices of Women in Metal Oct. 15, 2015 Soaring Highs and Brutal Lows: The Voices of Women in Metal IMDb: 6.9 2015 93 min 7 views Celebrates the stories of eight female vocalists in the heavy metal genre. Through personal interviews, behind the scenes insights, and concert ... Documentary