- Kôji Moritsugu
- Â Dan Moroboshi / ... 49 episodes, 1967-1968
- Shôji Nakayama
- Â Captain Kaoru Kiriyama 49 episodes, 1967-1968
- Sandayû Dokumamushi
- Â Shigeru Furuhashi 49 episodes, 1967-1968
- Shinsuke Achiwa
- Â Soga 49 episodes, 1967-1968
- Bin Furuya
- Â Amagi 49 episodes, 1967-1968
- Yuriko Hishimi
- Â Anne Yuri 48 episodes, 1967-1968
- Hikaru Urano
- Â Narrator 47 episodes, 1967-1968
- Yoshio Katsube
- Â Communications Officer Ueno 44 episodes, 1967-1968
- Kôji Uenishi
- Â Ultraseven / ... 11 episodes, 1967
- Yoichi Miyagawa
- Â Staff Officer Manabe 6 episodes, 1967
- Tadashi Okabe
- Â Detective / ... 5 episodes, 1968
- Kenji Sahara
- Â Staff Officer Takenaka 4 episodes, 1967-1968
- Haruhiko Okamura
- Â Defence Force member / ... 2 episodes, 1967
- Ken'ichirô Maruyama
- Â Kanagawa Police Officer / ... 2 episodes, 1967
- Takashi Obana
- Â Defence Force member / ... 2 episodes, 1967
- Kunio Suzuki
- Â Cowboy / ... 2 episodes, 1967
- Kazuo Suzuki
- Â Gunma Prefectural Police Officer / ... 2 episodes, 1967
- Toshihiko Saikyô
- Â Godola Alien / ... 2 episodes, 1967
- Shigeo Katô
- Â Kanagawa Police Officer / ... 2 episodes, 1967
- Sadao Haruhara
- Â Weiel alien / ... 2 episodes, 1967
- Susumu Fujita
- Â Chief Yamaoka / ... 2 episodes, 1967
- Teruo Aragaki
- Â Cowboy / ... 2 episodes, 1967
- Munemaru Kôda
- Â Captain of the Max 2 episodes, 1967-1968
- Kôji Yada
- Â Alien Ayros (Space Birdman) / ... 2 episodes, 1967
- Linda Hardisty
- Â Dr. Dorothy Anderson 2 episodes, 1968
- Terry Farnsworth
- Â Marvin Webb 2 episodes, 1968
- Ayao Wada
- Â Seven's boss 2 episodes, 1968
- Hiroyuki Satake
- Â Gunma Prefectural Police Officer Kinoshita 1 episode, 1967
- Senkichi Ãmura
- Â Drunkard 1 episode, 1967
- Yasuhiko Saijô
- Â Petrol Station Clerk B 1 episode, 1967
- Ryûko Mizukami
- Â Mystery Woman 1 episode, 1967
- Toyoko Katô
- Â Housewife 1 episode, 1967
- Kahoru Yuri
- Â Ritsuko Mizuno 1 episode, 1967
- Takayuki Matsui
- Â Youth 1 episode, 1967
- Franz Gruber
- Â Staff Officer Beaugard 1 episode, 1967
- Akio Kusama
- Â Seijiro Yuri's Condolence Guest / ... 1 episode, 1967
- Tomoyuki Sakagami
- Â Child 1 episode, 1967
- Fumiyo Ikeda
- Â Eleking 1 episode, 1967
- Rinsaku Ogata
- Â SST Captain 1 episode, 1967
- Hiroshi Nakajima
- Â Akira Mizuno 1 episode, 1967
- Akemi Nishi
- Â Mrs. Mizushima 1 episode, 1967
- Kôko Mori
- Â Shizu 1 episode, 1967
- Eisaku Kato
- Â Child 1 episode, 1967
- Hajime Yamamoto
- Â Pegassa Alien 1 episode, 1967
- Kenjirô Uemura
- Â Toy Grandpa 1 episode, 1967
- Minoru Itô
- Â Hunter 1 episode, 1967
- Maki Wakayama
- Â SST crew 1 episode, 1967
- Matsushima Eiichi
- Â Cowboy 1 episode, 1967
- Yukiko Kobayashi
- Â Android Girl Zero One 1 episode, 1967
- Dai Kanai
- Â Angler 1 episode, 1967
- Masaaki Tachibana
- Â Seijiro Yuri's Condolence Guest / ... 1 episode, 1967
- Ken Echigo
- Â Hunter 1 episode, 1967
- Shunji Kasuga
- Â Rancher Minamimura 1 episode, 1967
- Ren Yamamoto
- Â Mysterious Man 1 episode, 1967
- Seishirô Kuno
- Â Petrol Station Attendent 1 episode, 1967
- Reiko Takahashi
- Â Mystery Girl 1 episode, 1967
- Kôichi Yamamoto
- Â Dr. Yushima 1 episode, 1967
- Tarô Shimada
- Â Ultra Guard Member 1 episode, 1967
- Yasushi Matsubara
- Â Quraso Alien 1 episode, 1967
- Akihiko Hirata
- Â Staff OfficerYanagawa 1 episode, 1967
- Hisaya Itô
- Â Team member Kaneda 1 episode, 1967
- Machiko Naka
- Â Mitsuko Ishiguro 1 episode, 1967
- Yutaka Sada
- Â Mr. Mizushima 1 episode, 1967
- Takanobu Hozumi
- Â Detective Yoshimura 1 episode, 1967
- Asao Matsumoto
- Â Tatsuo Ishiguro 1 episode, 1967
- Miyuki Asakawa
- Â Aiko Yuri 1 episode, 1967
- Shirley Splex
- Â Gas station customer 1 episode, 1967
- Haruo Suzuki
- Â Fourth Precinct Detective 1 episode, 1967
- Hiroshi Yamanaka
- Â Mizuno 1 episode, 1967
- Hiroko Sakurai
- Â Sanae Yamabe 1 episode, 1967
- Mahito Tsujimura
- Â Vira Alien 1 episode, 1967
- Shinji Nakae
- Â Metron Alien 1 episode, 1967
- Kôen Okumura
- Â Space Creature 1 episode, 1967
- Yôko Kuri
- Â Gas Station Customer 1 episode, 1967
- Haruo Nakajima
- Â U-Tom (Kaiju) 1 episode, 1968
- Akiji Kobayashi
-  Satô 1 episode, 1968
- Annu Mari
- Â Utah Hanamura 1 episode, 1968
- Kathy Horan
- Â Wife of a Doctor 1 episode, 1968
- Osman Yusuf
- Â Chief of the Terrestrial Defense Force Science Team (1967) 1 episode, 1968
- Yoshio Yoshida
- Â Dr. Iwamura 1 episode, 1968
- Akira Yamaguchi
- Â Aoki 1 episode, 1968
- Masaya Nihei
- Â Kamata 1 episode, 1968
- Enver Altenbay
- Â Dr. Green 1 episode, 1968
- Kôichi Satô
- Â Captain Arthur 1 episode, 1968
- Peter Williams
- Â Dr. Yugren 1 episode, 1968
- Hiroyuki Takano
- Â Alien Perolynga disguised as a young human boy 1 episode, 1968
- Linda Malsom
- Â Grace Miyabe 1 episode, 1968
- Pierre Dukas
- Â Dr. Richter 1 episode, 1968
- Bruno Lucique
- Â Captain of the passenger plane 1 episode, 1968
- Masahiro Yoshihara
- Â Dancan (Foaming Monster) (Human Form) 1 episode, 1968
- Kazumoto Ãhashi
- Â Hirota 1 episode, 1968
- Shozo Uehara
- Â Medical Centre Doctor (uncredited) 1 episode, 1967
- Eiji Maruyama
- Â Alien Wild (uncredited) 1 episode, 1967
- Onisuke Akai
- Â Medical Centre Doctor (uncredited) 1 episode, 1967
- Sanpei Godai
- Â Tsutomu Mizushima (uncredited) 1 episode, 1967
- Kaneomi Oya
- Â Officer at Checkpoint (uncredited) 1 episode, 1967
- Tetsuo Kinjô
- Â Medical Centre Doctor (uncredited) 1 episode, 1967
- Masaaki Tomita
- Â Hiroshi Yuri (uncredited) 1 episode, 1967
- Tetsuo Yamamura
- Â Makoto Mizushima (uncredited) 1 episode, 1967
- Junko Nakahara
- Â Mika Mizushima (uncredited) 1 episode, 1967
