- Jôji Yanami
- Â Prof. Yumi 92 episodes, 1972-1974
- Hiroya Ishimaru
-  Kôji Kabuto 92 episodes, 1972-1974
- Isamu Tanonaka
- Â Mucha 92 episodes, 1972-1974
- Junpei Takiguchi
- Â Count Brocken 92 episodes, 1972-1974
- Hiroshi Ôtake
- Â Boss 92 episodes, 1972-1974
- Minori Matsushima
- Â Sayaka 92 episodes, 1972-1974
- Haruko Kitahama
- Â Baron Ashura (Female) 92 episodes, 1972-1974
- Osamu Katô
- Â Duke Gorgon 92 episodes, 1972-1974
- Kôsei Tomita
- Â Dr. Hell 92 episodes, 1972-1974
- Kazuko Sawada
- Â Shiro Kabuto 92 episodes, 1972-1974
- Frank Cattelano
- Â Woodstick (M&M) 27 episodes, 1972-1973
- Robin Gould
- Â (M&M) 27 episodes, 1972-1973
- Dale Hemmond
- Â Doctor Hell (M&M) / ... 27 episodes, 1972-1973
- Dana Ikeda
- Â Shiro (M&M) 27 episodes, 1972-1973
- Dando Kluever
- Â Koji (M&M) 27 episodes, 1972-1973
- Randy Obata
- Â (M&M) 27 episodes, 1972-1973
- Priscilla Piano
- Â Sayaka (M&M) 27 episodes, 1972-1973
- William Saylor
- Â Baron Ashura - male half (M&M) 27 episodes, 1972-1973
- Elizabeth Wichmann
- Â Baron Ashura - female half (M&M) 27 episodes, 1972-1973
- Constantino Romero
- Â Conde Broken 1 episode, 1972
- Camilo GarcÃa
- Â Rico 1 episode, 1972
- Nuria Mediavilla
- Â Shiro Kabuto 1 episode, 1972
- Luis Posada Mendoza
- Â Doctor Juzo Kabuto 1 episode, 1972
- María Esperanza Navarro
- Â Sayaka Yumi 1 episode, 1972
- Joan Borràs
- Â Doctor Infierno 1 episode, 1972
- Santiago Cortés
- Â Doctor Iz Mori Mori 1 episode, 1972
- Julia Gallego
- Â Koji Kabuto 1 episode, 1972
- Albert Trifol
- Â Mucha 1 episode, 1972
- Pepe Mediavilla
- Â Boss 1 episode, 1972
- Dionisio MacÃas
- Â Genosuke Yumi 1 episode, 1972
- Juan Lluch
- Â Narrador 1 episode, 1972
- Antonio Gómez de Vicente
- Â Doctor Biz Sewashi 1 episode, 1972
- Hidekatsu Shibata
- Â Baron Ashura 1 episode, 1973
- Hiromu Jin
- Â Heinrich Stroheim 1 episode, 1974
- Gregg Berger
- Â Devleen, Tommy David (voices, English version) unknown episodes
- Mona Marshall
- Â Toad unknown episodes
- Mickey Letrenson
- Â Various Robots (1st season) unknown episodes