Mikael Åkerfeldt – vocals and lead guitar Peter Lindgren – rhythm guitar Martín Méndez – bass guitar Martin Lopez – drums Additional personnel Steven Wilson − keyboards, piano, mellotron, backing vocals, mixing, mastering, production, engineering Travis Smith – artwork Charts Weekly charts Monthly charts References Opeth albums 2003 albums Albums recorded at Studio Fredman E1 Music albums Albums with cover art by Travis Smith (artist)