Natsuki Hanae
Ken 'Okarun' Takakura (voice) / Self
Shion Wakayama
Momo Ayase (voice) / Self
Nana Mizuki
Momo's Grandmother / Seiko (Dodoria Santa) (voice)
Mayumi Tanaka
Turbo Granny (voice)
Kazuya Nakai
Serpoian A / Serpoian B / Serpoian C (voice)
Ryunosuke Watanuki
Momo's Boyfriend (voice)
Hikaru Tanaka
Male Student A (voice)
Seitaro Taniguchi
Male Student B (voice)
Satomi Kobashi
Elementary School Boy (voice)
Mayuko Kazama
Elementary School Boy (voice)
Ryuuzaburou Ootomo
Flatwoods Monster (voice)
Hayato Kashiwazaki
Shoma (voice)
Koji Seki
TV Station Producer (voice)
Shitan En
Assistant Producer (voice)
Naoki Tamanoi
Taxi Driver (voice)
Emi Taniguchi
TV Announcer (voice)
Yukiko Motoyoshi
Female Servant (voice)