After his home planet, H12, is destroyed by space kaiju, a lone alien named Teo escapes to Earth and lives as a veterinary student. When the same threat arrives, his will to protect transforms him into a giant hero—Ultraman.
Ibuki Mitsuishi / Ultraman Teo
Emma Kazuma
Kanna Izumi
Rintaro Hiura
Wataru Tomabechi
Kyoko Shiga
Junpei Minobe
Pucchi (voice)
Takayuki Tsukahara
Boy
[Announcer], Announcer
Ultraman Zero (voice)
Aokiman
[Boy]
[Instructor]
Kazuko Eto
Tamayo Izumi
Takafumi