Mysterious Alien!? Sibip Appears

Kozo Shioya

Scientist (voice)

Hiroko Maruyama

Tobby's Mother (voice)

Ikuya Sawaki

Villager (voice)

Yasuo Muramatsu

Company Chairman (voice)

Maya Okamoto

Anne (voice)

Gara Takashima

Beat (voice)

Mitsuko Horie

Sebeep (voice)