Astro Becomes a Racer S01E01

Rie Murakawa

Astro Boy (voice)

Yuuka Nakatsukasa

Pikko (voice)

Masami Kikuchi

Reggie (voice)

Mayumi Yamaguchi

Tac (voice)

Ai Fukada

Kinako (voice)

Asami Tano

Ken (voice)

Yuka Terasaki

Paul (voice)

Riki Kitazawa

Hamegg (voice)

Tsuyoshi Aoki

Dr. Flau (voice)

Daisuke Egawa

Gora (voice)

Kentaro Tone

Pato (voice)

Katsuyuki Konishi

Speed Joe (voice)