Watch Full Movie Online. Nightwish, a headliner at the Bloodstock Festival 2018 at Catton Hall, supported by the worlds top metal bands across all three days. The festival blends seriousness with fun, making Nightwish's performance a unique and ambitious spectacle that even non-fans can appreciate. Their mix of power, folk, and symphonic metal, along with impressive visuals, creates a memorable experience for all metal fans.