Kosei Tomita

Shunsaku Ban (voice)

Junichi Takeoka

Rock (voice)

Nachi Nozawa

Black Jack (voice)

Mari Shimizu

Astro Boy as "Adam" (voice)

Hisashi Katsuta

Professor Ochanomizu as "Dr. Narzenkopf" (voice)

Yoshiko Ohta

Princess Sapphire as "The Empress of the Mu Empire" (voice)

Chikao Ohtsuka

Duke Red as "Director Credit" (voice)

Kaneta Kimotsuki

Hosuke Sharaku (voice)

Mami Koyama

Chocola as "Milly" (voice)

Kouichi Chiba

Don Dracula as "Dondora" (voice)

Koji Yada

Skunk Kusai (voice)

Kenji Utsumi

Acetylene Lamp (voice)

Masashi Amenomori

Boon Marukubi (voice)

Shinji Toyota

Kojiro Sasaki (voice)

Mina Tominaga

Pinoco (voice)

Shun Yashiro

Dewey (voice)

Eken Mine

Turist (voice)

Shunsuke Shima

Agent Special Force (voice)

作間功

(voice)

Reiko Yamada

Woman (voice)

Yuji Fujishiro

Station master (voice)