The adults of Precocious are the following thirteen eccentrics:
- Sydney and Joseph Oven
- Ivy and Soren Pingo
- Deirdre and Harvey Linkletter
- Sky and Gene Et
- Ms. Monster
- Shii Ann Hu
- Casey Oven
- Uncle Mike
- Hiram Hu
| Precocious characters |
|---|
| Main cast
Bud Oven | Autumn Pingo | Jacob Linkletter | Tiffany Et Suzette Grady | Dionne Crup | Max Zeit | Kaitlyn Hu | Roddy Finnegan | Quincy Wozwax | Vincent Iddenstein | Yvette Nutley | Ursula Xane Adults Sydney and Joseph Oven | Ivy and Soren Pingo | Deirdre and Harvey Linkletter | Sky and Gene Et Xander Upton | Michelangelo Et | Frida Et | The Et twins | Wen Hu | Johnny Turringer | Colleen Finnegan | Officer Dawson |