** Creator/AkiraIshida: The voice of Apos.
** Creator/ColleenClinkenbeard: Voices Rin in the dub.
** Creator/HitomiNabatame: The voice of Ruon in episode 4.
** [[Creator/JMichaelTatum J. Michael Tatum]]: Director of the English dub and the voice of Ihika in episode 5.
** Creator/JamieMarchi: Voices Mimi in the dub.
** MamikoNoto: Rin's sexy yet gentle voice.
** Creator/MonicaRial: Voices Sayara in the dub.
** Creator/RieTanaka: The voice of Sayara.
** Creator/SayakaOhara: Voices Laura.