Ken Hayakawa/Kaiketsu Zubat Live Actor: Hiroshi Miyauchi
- The Ace: Everyone else is only #2 in Japan.
- Arrogant Kung-Fu Guy: Like no one else. However, he clearly does have the skill to back up his words.
- Science Hero: The Zubat Suit and Zubacar were developed by Asuka for space exploration. Ken used his own scientific skills to finish Asuka's work and used it to fight evil.
Midori Asuka Live Actress: Nobuko Ooshiro
Osamu Terada Live Actor: Nobuyuki Nakano
Shingo Tojo Live Actor: Shin Saitou
- By-the-Book Cop: Usually, he'd rather have Ken leave things to the police, but he does realize the value in Ken's actions, especially once he finds out that he's Zubat.
- Secret Keeper: He's actually the first person to figure out Zubat's true identity, but keeps it secret.
Boss L Live Actor: Ryuji Hayami
Shinsuke Jinryu/Leader D Live Actor: Jiro Yakubi
- Bigger Bad
- Dirty Cop
- Eleventh Hour Ranger: Joins the team in the last two episodes, assisting in the attack on Dakker's fortress.
- Evil Counterpart: He's similar to Zubat, even having his own Verbal Tic to counter Zubat's, and is strong enough to punch through the Zubat suit.
- The Man Behind the Man