- Method Acting: Psychi's actor mentioned himself preparing for the role as this.
- Promoted Fanboy: Gender-Inverted Trope for Amate's actress, Saki Fukuda, who is a fan of Ultraman Dyna and is excited to act alongside him.
- Retroactive Recognition: Shinra is Soichi Isurugi!
- Role Reprise:
- Takeshi Tsuruno as Shin Asuka, Taiyo Sugiura as Musashi Haruno, Takeshi Yoshioka as Gamu Takayama, and Hassei Takano as Hiroya Fujimya.
- A non-actor example goes to Hiroshi Maruyama, Ultraman designer from Tiga-Mebius era, who had long quit Tsuburaya to become a freelancer but returned for a while to design the Bezelbs.
- What Could Have Been:
- Director Koichi Sakamoto was invited to direct the series. Unfortunately scheduling conflicts restricted him from doing so.
- Crossed with Development Hell: Writer Hirotoshi Kobayashi mentioned that The Origin Saga will have its episode 0, featuring the reason why Juggler and Gai climb on the warrior's top to claim Orb's power. No word ever came out for said prequel's production.
Trivia / Ultraman Orb: The Origin Saga