Kana Hanazawa
Red Blood Cell AE3803 (Erythrocyte) (voice)
Tomoaki Maeno
White Blood Cell U-1146 (Neutrophil) (voice)
Akira Ishida
Cancer Cell (voice)
Saori Hayami
Regulatory T Cell (voice)
Daisuke Ono
Killer T Cell (voice) / Memory T Cell (voice)
Toa Yukinari
NK Cell (voice)
Kikuko Inoue
Macrophage (voice)
Maria Naganawa
Platelet 'Leader' (voice)
Yusuke Kobayashi
Ordinary Cell (voice)
Yu-ri Yoshida
Black Lactic Acid Bacterium (voice)
Rie Takahashi
Red Lactic Acid Bacterium (voice)
Natsumi Fujiwara
Panda Lactic Acid Bacterium (voice)
Yurika Kubo
Dappled Lactic Acid Bacterium (voice)
Mamiko Noto
Narrator (voice)
Crew
Kenichiro Suehiro
Original Music Composer
MAYUKO
Original Music Composer
Keiko Tamaki
Supervising Animation Director
Masaru Kitao
Supervising Animation Director
Takahiko Yoshida
Supervising Animation Director
Yuko Kakihara
Series Composition
Kenta Mimuro
Character Designer
Kenta Mimuro
Animation Director
Yuko Kakihara
Screenplay
Hirofumi Ogura
Director
Takahiko Yoshida
Character Designer
Norihito Ishii
3D Director
Jin Aketagawa
Sound Director
Yuki Oshima
Director of Photography
Yoshihiro Sono
Art Designer
Aiko Mizuno
Color Designer
Kiyoshi Hirose
Editor
Kenta Mimuro
Prop Designer