| Name | Character | Episodes |
|---|---|---|
| Kathleen Barr | Yufon (voice) | 16 |
| Brian Drummond | Headmaster Kristov (voice) | 16 |
| Diana Kaarina | Santra (voice) | 16 |
| Bethany Brown | Terra (voice) | 16 |
| Vincent Tong | Maximus (voice) | 16 |
| Alessandro Juliani | Jonathon Lebron (voice) | 16 |
| Barbara Kottmeier | 16 | |
| Gigi Saul Guerrero | 16 | |
| Cardi Wong | Braxton (voice) | 16 |
| Shannon Chan-Kent | Elda Kristov (voice) | 16 |
| Larissa Albuquerque | Jessa Lebron (voice) | 16 |