Shota Tanabe (Tokyo Fujimi Zoo Keeper)
Sachiko Kogure (Akimoto's fiancée/Pianist)
Setsuko Tanabe (Shota's wife)
Mariko Kurita (Director Kurita's daughter)
Momoyo (Shota's mother)
Hideo Hayakawa
Kikuo Yokoyama (Akimoto's sidecar driver/Army Sergeant)
Genji Oshima
Kiyoshi Saito
Masahiro Murakami
Shoichi Takahashi (Director of Tokyo Fujimi Zoo)
Chief of Staff
Hiroshi Kurita (Director of Nagano Zoo)
Keiji Akimoto (Army Major)
