Akuma Kun, a boy raised by a demon, works with his half-human partner Mephisto III as paranormal investigators to solve various murder and mysteries.
as Akuma-kun / Ichiro Umoregi (voice)
as Mephisto 3 / Mephisto 2 (voice)
as Sanae Kazama (voice)
as Mio Kazama (voice)
as Gremory (voice)
as Hina Asanagi (voice)
as Etsuko Umoregi (voice)
as Satan (voice)
as Strofire (voice)
as Akuma-kun I / Shingo Umoregi (voice)
