Masami Yamashita

Takahiko Yoshida

Yuko Kakihara

Shosuke Shimizu

Toshihiro Irie

Mai Oshima

Tomoko Kusuki

Keiko Tamaki

Kenta Mimuro

Mayumi Fukushi

Daisuke Saito

Michiko Ishida

Kwon Hyun-ae

Miho Tsurumachi

Makoto Sekine

Risa Wakabayashi

Kenji Takahashi

Hiroaki Yoshikawa

Yukihiko Asaki

Yoko Ono

Aya Kuki

Tomoaki Kado

Natsue Chibayama

Qian Zhenghong

Takaya Kondo

Shota Kodera

Hideo Amemiya

Naoko Tanaka

Teru Amemiya

Mari Futamatsu

Hiroki Iwamura

Yasuko Miyazaki

Yoshiko Shimizu

Airi Ishikawa

Shin Hyung-woo

Minoru Morita

Motoki Yagi

Junichi Yokose

Kanami Nakao

Tomonori Ota

Kaoru Sato

Ritsu Tominaga

Hatsuki Tsuji

Tomomi Ueda

Takeshi Imai

Jun Segawa

Daisuke Ono

Killer T Cell (voice)

Kikuko Inoue

Macrophage (voice)

Takahiro Sakurai

Helper T Cell (voice)

Saori Hayami

Regulatory T Cell (voice)

Nobuhiko Okamoto

Dendritic Cell (voice)

Akira Ishida

Ordinary Cell (voice)

Aya Endo

Senior Red Blood Cell AA5100 (voice)

Kensuke Sato

White Blood Cell U-2048 (Neutrophil) (voice)

Kentaro Kumagai

White Blood Cell U-4989 (Neutrophil) (voice)

Mamiko Noto

Narration (voice)

Jun'ichi Yanagita

White Blood Cell U-2626 (Neutrophil) (voice)

Shoya Chiba

B Cell (voice)

Mutsumi Tamura

Naive T Cell (voice)

Kenji Nomura

Effector T Cell (voice)

Ryota Takeuchi

Memory T Cell (voice)

Shota Yamamoto

Killer T Cell 1 (voice)

Ryota Suzuki

Killer T Cell 2 (voice)

Akinori Egoshi

Sweat Gland Cell Captain (voice)

Gakuto Kajiwara

Gastrointestinal Cell (voice)

Taito Ban

Red Blood Cell 1 (voice)

Juri Kimura

Red Blood Cell 2 (voice)