Kosaburo Katsura (voice: English version)
Wen Yong-Fa (voice: English version)
Gitano Shigeo (1 episode, 2004)
Additional Voices (unknown episodes)
Additional Voices (voice: English version)
Kai Masaki (unknown episodes)
Rogamaro (voice: English version)
Mondai / ... (3 episodes, 2005-2006)
Terrorist by Elevator (1 episode, 2004)
Toucanmon / ... (8 episodes, 2001-2003)
Z / Additional Voices - OVA 3 (voice: English version)