Mamoru Miyano

as Ultraman Zero / Darklops (voice)

Tatsuomi Hamada

as Nao

Yu Koyanagi

as Run

Tao Tsuchiya

as Princess Emerana Luludo Esmeralda

Tamotsu Ishibashi

as Hiro

Yasue Sato

as Mina

Kaito Nitta

as Young Run

Kaito Kobayashi

as Young Nao

Minako Ide

as Grandmother

Kenrô Nanbara

as King Emerado

Yuka Hanabusa

as Queen Emelulu

Maaya Takada

as Princess Emeral

Sei Hiraizumi

as Garu

Kitaro

as Giru

Bengal

as Guru

Hikaru Midorikawa

as Mirror Knight (voice)

Tomokazu Seki

as Glenfire (voice)

Hiroshi Kamiya

as Jean-Bot (voice)

Tokuma Nishioka

as Ultra Father (voice)

Hideyuki Tanaka

as Zoffy (voice)

Susumu Kurobe

as Ultraman (voice)

Kohji Moritsugu

as Ultraseven (voice)

Jiro Dan

as Ultraman Jack (voice)

Keiji Takamine

as Ultraman Ace (voice)

Hiroya Ishimaru

as Ultraman Taro (voice)

Hatsunori Hasegawa

as Ultraman 80 (voice)

Sayoko Hagiwara

as Yullian (voice)

Hiroyuki Miyasako

as Kaiser Belial (voice)

Norio Wakamoto

as Iaron (voice)

Taiyo Kawashita

as Darkgone (voice)

Nobuyuki Ishida

as Two-Dimensional Person (voice)

Koji Ishizaka

as Narrator