Kamen Rider Agito / Shouichi Tsugami (51 episodes, 2001-2002)
Yoshihiko Misugi (51 episodes, 2001-2002)
Makoto Hikawa / Kamen Rider G3 / Kamen Rider G-3 / G3-X (48 episodes, 2001-2002)
Mana Kazaya (48 episodes, 2001-2002)
Tôru Hôjô (47 episodes, 2001-2002)
Kamen Rider Gills / Ryo Ashihara / Ryô Ashihara (47 episodes, 2001-2002)
Sumiko Ozawa (45 episodes, 2001-2002)
Tetsuya Sawaki (40 episodes, 2001-2002)
Takahiro Omuro (40 episodes, 2001-2002)
Taichi Misugi (39 episodes, 2001-2002)
Koji Kono (31 episodes, 2001-2002)
Kaoru Kino / Another Agito (21 episodes, 2001-2002)
Koji Majima (18 episodes, 2001-2002)
Mysterious Boy (14 episodes, 2001)
Masumi Sekiya (8 episodes, 2001)
El of the Water (6 episodes, 2001)
Kana Okamura (4 episodes, 2001-2002)
Kuramoto (4 episodes, 2001-2002)
Kosuke Takamura (4 episodes, 2001)
Ramen Vendor (3 episodes, 2001)
Saeko Shinohara (3 episodes, 2001)
Manami Katahira / Mayumi Katahira (2 episodes, 2001)
Suzuki (2 episodes, 2001)
Shirakawa (2 episodes, 2002)
Victim (1 episode, 2001)
Police Officer (1 episode, 2001)
Doctor (1 episode, 2001)
Fish Vendor (1 episode, 2001)
Police officer (1 episode, 2001)
Another Doctor (1 episode, 2001)
Kazuki Asano (1 episode, 2001)
(unknown episodes)
Archeologist (unknown episodes)
Mysterious Youth (unknown episodes)
Tokyo MPD Staff (unknown episodes)