Takao Shibuya (voice)
Freddie (voice)
Birgit Pirjo
Marker (voice)
Kosumo Yuki
Tetsuo
Ritt(voice)
長谷川一郎(新人飼育係,元獣医志望)
鈴木伸一
剛
Haru (voice)
Yuzuru Shiga (voice)
Bōichi Nekota
Phillip (voice)
Triton (voice)
Cohen (voice)
Jinpei
Torajima
Bumblebee / Fireflight
Alfredo (voice)
Koizumi (voice)
Cosmo
Laurie
Arman (voice)
Ralph Eheart (voice)
Yochien Fujimura
Mickey (voice)
Will Anthonio Zeppeli
Ikaagen (voice)
Gara Gara (voice)
Bob
Charles
Jinpei, the Swallow (voice)
Triton
Moody Spurgeon (voice)
Adam
Jacob
Max (voice)
Young Prince (voice)
Giraffe (voice)
Akira Kiso (voice)
Gensai (voice)
Kunihiko
Takuma Nekasa
Tom Tom
Miles (voice)
Will A. Zeppeli (voice)
Ryota Miyagi (voice)
Cosmo Yuuki (voice)
Pekka (voice)
Sorrento (voice)
武藏小金井
David
Jabao Jama (voice)
ジミー
前田
向太陽
ボビー
番野兆治
Manaka, Kouji
Jiroo Shioya
Shinji Hikari (voice)
Ultraman Taro / Alien Magma / Dada / Alien Poll / King Joe (voice)