The film centers around Ultraman Taro growing up, and wanting to join the Ultra Brothers in battle. His family, however, thinks he is too young. Taro eventually proves himself after saving the 5 Ultra Brothers from the evil Grand King, created by Juda.

• Tsuburaya Productions
• Yoshio Kanauchi
• Hiroya Ishimaru
• Masako Ikeda
• Tarō Ishida
• Masako Nozawa