Spirit of Wonder: Šónen kagaku Club

Ken'iči Suzumura

Jack (voice)

Ryôka Yuzuki

Windy (voice)

Masashi Hirose

Cooper (voice)

Kazuo Oka

Shepherd (voice)

Noriko Hidaka

Miss China (voice)

Hiroyuki Shibamoto

Jim (voice)

Michio Hazama

Breckenridge (voice)

Takaya Hashi

Gordon (voice)

Yuriko Fuchizaki

Lily (voice)

Takashi Anno