Fumio Matsuoka

as Shiro Suzuki (voice)

as Shiro Suzuki (voice)

as Shichiken rô Oionosu (voice)

as Hess (voice) (2 episodes)

as ツナギじいさん / Saburou Musashino (24 episodes)

as Antoni Gaudi (voice)

as Additional Voices

as Shiro Suzuki (voice)

as Donnelly (voice) (1 episode)

as Hassan (voice) (1 episode)

as Old Man (voice)

as Minami Kuramitsu (voice) (1 episode)

as Grandfather

as Tatara (voice) (2 episodes)

as Cha Genmai (voice) (26 episodes)

as Toshiaki Ooishi (voice) (2 episodes)

as Doctor (voice)

as chief priest (voice) (1 episode)

as Mu Patrol Officer A (voice)

as Soldier (voice)

as Professor Asuka (52 episodes)

as Kurado (50 episodes)

as Frediand (voice) (52 episodes)

as (voice) (25 episodes)