Space Brothers: Number Zero

Prequel to the TV anime series, revolving around the "origin of the dream."

Hiroaki Hirata

Mutta Nanba (voice)

KENN

Hibito Nanba (voice)

Akio Otsuka

Brian Jay (voice)

Kinryuu Arimoto

Eddie Jay (voice)

Fumihiko Tachiki

Jason Butler (voice)

Kazuki Iio

Ebio Sakai (voice)

Kenji Nomura

Takio Azuma (voice)

Mayumi Tanaka

Mayumi Nanba (Nanba's Mother) (voice)

Miyuki Sawashiro

Mutta Nanba (young) (voice)

Yuko Sanpei

Hibito Nanba (young) (voice)

Daizu Hano

Koiguchi (voice)

Eiji Itou

Tetsutaro Tsurumi (voice)

Hiroshi Tsuchida

Damien Kweller (voice)

Hitomi Nagasaki

Amy Jay (voice)

Kazuhiro Fusegawa

Uchikoshi (voice)

Masashi Sada

Dokonjo Tofu (voice)

Matabe Watabe

Doraku Kanie (voice)

Miwa Kohinata

Karen Jones (voice)