as Mr. Sakurai
as Masao's Father
as Professor Amano
as Seiju
as Dr. Aoki
as Kaundinya
as Mukai
as Chief Inspector Wakabayashi
as Goro Nanjo
as Ono
as Mitsunari Ishida
as Shimizu
as Yamamoto
as Toki Onoshi
as Fireman
as Morio Asahi
as Muto
as Professor Taro Kosaka
as Shoichi Doi
