Kadro (20)
Kana HanazawaRed Blood Cell AE3803 (Erythrocyte) (voice)
Tomoaki MaenoWhite Blood Cell U-1146 (Neutrophil) (voice)
Maria NaganawaPlatelet 'Leader' (voice)
Manaka IwamiPlatelet 'Backwards Cap' (voice)
Takahiro SakuraiHelper T Cell (voice)
Toa YukinariNK Cell (voice)
Nobuhiko OkamotoDendritic Cell (voice)
Akira IshidaCancer Cell (voice)
Aya EndoSenior Red Blood Cell AA5100 (voice)
Kensuke SatoWhite Blood Cell U-2048 (Neutrophil) (voice)
Kentaro KumagaiWhite Blood Cell U-4989 (Neutrophil) (voice)
Hiroyuki YoshinoPneumococcus (Streptococcus Pneumoniae) (voice)
Mamiko NotoNarration (voice)
Hikaru AkaoPlatelet 5 (voice)
Daiki HamanoRed Blood Cell 4 (voice)
Mēmu TachibanaPlatelet 'Sotohane-Hair' (voice)
Saori HayamiRegulatory T Cell (voice)
Mai NakaharaStaphylococcus Aureus (voice)
Daiki KobayashiCampylobacter (voice)
Kikuko InoueMacrophage (voice)