As metal music continued to grow in popularity, thrash bands turned up the inclusion of Satanic lyrics and sound in their music. Venom and King Diamond were among those to lead the way. Many metal bands became more extreme, musically and lyrically. Host Jon Wiederhorn speaks with Venom vocalist and bassist Cronos, Gary Holt of Exodus and Slayer and King Diamond of Mercyful Fate and many others, as he explores “The Devil in Metal.”