Choudenshi Bioman

Ryōsuke Sakamoto

Shirou Gou

Naoto Ôta

Shingo Takasugi

Akito Osuga

Ryuuta Nanbara

田中澄子

Jun Yabuki

Michiko Makino

Hikaru Katsuragi

太田淑子

Peebo (voice)

Yuki Yajima

Mika Koizumi

Yasuhiro Fukuoka

Kaoru's father / Man, Man (Mecha Human)

Shinobu Nakayama

Joy

新堀和男

Dracula

土師孝也

Hideo Kageyama / Hideo Kagyama (younger)

Waka Satomi

Setsuko Kageyama

黒崎輝

Shota Yamamori

Tokie Shibata

Mecha Human Miki

広瀬裕

Mechahuman Thug

Keiji Tsujii

Scientist

Shinobu Shimura

Scientist

小寺大介

Police (Mecha Human)

Toyoki Shishikura

Guard

Motohiro Hozumi

Guard (Mecha Human)

Masako Tajima

Researcher

Hiroshi Nakamura

Researcher (Mecha Human)

Eri Ikeda

Researcher (Mecha Human)

Yuuichi Hachisuka

Mecha Human Army

Shouji Hachisuka

Mecha Human Army

Mari Ikeda

Mecha Human Army

Hidekazu Kudo

Makoto Tajima

Junko Kurahashi

Makoto's sister

Kazuhiro Uchima

Gang member

Tsuyoshi Yamaguchi

Gang member

Ryozo Mihara

Gang member

Heihachiro Eda

Gang member

Shinsuke Fujizawa

Mecha Human Disguise

Hiroaki Takeuchi

Mecha Human Disguise

Kenji Shimozaki

Mecha Human Disguise

Shinjiro Katagiri

UFO Expert

Kazuki Sakai

Twin Doll

Enami Sakai

Twin Doll

Yoshitaka Suematsu

Kenta Yamazaki

石津康彦

Kenta Yamazaki's father

Genyu Eguchi

Researcher

Hiroyuki Sanada

Ken Hayase

Masaaki Yana

Coach

曽我部和恭

Neo Intellect Brain (voice)

長門美由樹

Nurse (Mecha Clone 18)

Hiroko Murano

Nurse

Kumi Matsuoka

Nurse

Hitomi Mikami

Hikaru Katsuragi (child)

Yuichi Iwasaki

Boy

Motoyoshi Wada

Boy

Masayuki Sugawara

Boy

Hiroshi Koyama

Boy

Mariko Morita

Girl

Yuko Naoshima

Girl

Suguru Matsukawa

Jiro Urashima

Emiko Kure

Hamako Urashima

Rieko Saito

Risa

Yumi Kuroki

Risa's mother

Sanae Kaneda

Old Woman

Shosaburo Katagiri

Boy

Miki Shimamura

Mother

寺内よりえ

Mother

Kentaro Ishizeki

Boy

Atomu Kobayashi

Yanagi

松本朝生

Kudo

Junko Kawabata

Yukari

岩城力也

Yukari's grandfather

Teru Satō

Police officer

Mako Niiyama

Yu Shinohara

Mina Sawai

Yuri Hanazono

Tadashi Chiga

Shigeru Hanazono

木村修

Man

Yôhachi Shimada

Announcer

松井範雄

Contest Winner

Koji Hoshino

Haruo

門谷美佐

Haruo's mother

佐川二郎

Villager

Hiroaki Ito

Villager

岡本美登

Mechaclone No. 1

神谷まさひろ

Michio

Shigehiro Mori

Atsushi

Akiharu Ikegami

Guard

高杉玄

Kanemitsu Kunitomo

Aiko Tachibana

Akiko Kunitomo

Masako Hirano

Maiko Tsuyama

Yoko Kato

Shizuko Tsuyama

Hiroshi Kusano

Doctor

Toshiyasu Hiyoshi

Coach

Homare Hasegawa

Baseball Player

Koichi Hasegawa

Baseball Player

Masao Minamiya

Baseball Player

Miki Kawashima

Student

Takaya Noguchi

Yosuke

加藤武

Takashi

Mika Wakabayashi

Kuniko

Noriko Hayashi

Kaoru

大原真理子

Woman Image/Amazon Megas

Toshie Fukushima

Mother

Chinami Matsubara

Mother

Yuriko Nakabayashi

Mother

伊藤かずえ

Woman

Nahomi Katagiri

Kaoru's mother

小倉雄三

Osawa

Kazunori Ooshima

Boy