Yoshino Aoyama as Hitori 'Bocchi' Gotoh (voice)

Sayumi Suzushiro as Nijika Ijichi (voice)

Saku Mizuno as Ryo Yamada (voice)

Ikumi Hasegawa as Ikuyo Kita (voice)

Maaya Uchida as Seika Ijichi (voice)

Sayaka Senbongi as Kikuri Hiroi (voice)

Kotori Koiwai as PA-san / Jimihen (voice)

Misaki Watada as Futari Gotoh (voice)

Junji Majima as Naoki Gotoh (voice)

Rie Suegara as Michiyo Gotoh (voice)

Kana Ichinose as Hitori's Fan #1 (voice)

Miyuri Shimabukuro as Hitori's Fan #2 (voice)

Yume Miyamoto as Kita's Friend (voice)

Hinaki Yano as Kita's Friend (voice)

Rina Endou as Ryo's Classmate (voice)

Coco Hayashi as Ryo's Classmate (voice)

Hayato Komiya as Student (voice)

Takeo Otsuka as Bandmate / Student (voice)

Yohei Azakami as Bandmate / Customer / Audience Member (voice)

Hiroki Goto as Office Worker (voice)

Kentaro Tone as Office Worker (voice)

Yu Wakabayashi as Prosecutor / Office Worker (voice)

Emiko Takeuchi as Office Worker's Wife (voice)

Reo Osanai as Office Worker's Daughter (voice)

Koseki Kogure as Death-metal Voice (voice)

Kyo Yaoya as TV voice (voice)

Soshiro Hori as Weatherman (voice)

Yasunori Masutani as Judge / TV Voice (voice)

Megumi Yamaguchi as Customer / Audience / Student (voice)

Natsumi Kawaida as Customer / Student / Audience Member (voice)

Anna Nagase as Customer / Interviewer / Audience Member (voice)

Takako Tanaka as Customer / Kindergartner / Audience Member (voice)

Mitsuhiro Sakamaki as Imaginary Post-apocalyptic Classmates (voice)

Noriaki Kanze as Comment (voice)