Kohsuke ToriumiRen Fujii / Mercurius (voice) Asami YaguchiYoung Ren Fujii / Eleonore Von Wittenburg (voice) Ayaka FukuharaKasumi Ayase (voice) Yui SakakibaraMarie (voice) / Theme Song Performance Hitomi NabatameRea Himuro / Isaak (voice) Kei MizusawaKei Sakurai / Beatrice Waltrud von Kircheisen (voice) Takeshi MaedaShiro Yusa (voice) Yoshina MakinoErii Honjo (voice) Ken NaritaValeria Trifa (voice) Kisho TaniyamaWilhelm Ehrenburg (voice) Yuka InokuchiRusalka Schwägerin (voice) Risato HabukiRiza Brenner (voice) Kouki HarasawaRot Spinne (voice) Hiroki YasumotoTubal Cain / Göetz Von Berlichingen (voice) Junichi SuwabeReinhard Heydrich (voice) Yuki TamakiWolfgang Schreiber (voice) Takuma TerashimaKai Sakurai (voice) Satoshi TsuruokaMusashi Sakurai (voice) Satoru KuwabaraArt Direction Yohei KonishiDirector Of Photography Takashi MasadaScript Supervisor / Series Composition Susumu KudoSeries Director Keishi YonaoOriginal Music Composer Yui SakakibaraMarie (voice) / Theme Song Performance Rumiko SuzushiroColor Designer G-YuusukeCharacter Designer Takaaki FukuyoCharacter Designer Masahiro AndoKey Animation 
